Home / 71,879,652.86-107,781,117.91-37,301,238.25

Finding the Fourth Proportional to 71,879,652.86, 107,781,117.91 and 37,301,238.25

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Solution

The fourth proportional to 71,879,652.86, 107,781,117.91 and 37,301,238.25 is: 55,931,950.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,879,652.86 : 107,781,117.91 = 37,301,238.25 : x
  2. Step 2: Convert to fraction form
    71,879,652.86/107,781,117.91 = 37,301,238.25/x
  3. Step 3: Cross multiply
    71,879,652.86x = 107,781,117.91 × 37,301,238.25
  4. Step 4: Simplify right side
    71,879,652.86x = 4,020,369,157,649,546.50
  5. Step 5: Solve for x
    x = 4,020,369,157,649,546.50/71,879,652.86
  6. Step 6: Final answer
    x = 55,931,950.11

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.