Home / 77,088.48-115,562.55-29,673.30

Finding the Fourth Proportional to 77,088.48, 115,562.55 and 29,673.30

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Solution

The fourth proportional to 77,088.48, 115,562.55 and 29,673.30 is: 44,482.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,088.48 : 115,562.55 = 29,673.30 : x
  2. Step 2: Convert to fraction form
    77,088.48/115,562.55 = 29,673.30/x
  3. Step 3: Cross multiply
    77,088.48x = 115,562.55 × 29,673.30
  4. Step 4: Simplify right side
    77,088.48x = 3,429,122,214.92
  5. Step 5: Solve for x
    x = 3,429,122,214.92/77,088.48
  6. Step 6: Final answer
    x = 44,482.94

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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.