Home / 72,476.43-108,718.05-59,802.67

Finding the Fourth Proportional to 72,476.43, 108,718.05 and 59,802.67

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Solution

The fourth proportional to 72,476.43, 108,718.05 and 59,802.67 is: 89,706.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,476.43 : 108,718.05 = 59,802.67 : x
  2. Step 2: Convert to fraction form
    72,476.43/108,718.05 = 59,802.67/x
  3. Step 3: Cross multiply
    72,476.43x = 108,718.05 × 59,802.67
  4. Step 4: Simplify right side
    72,476.43x = 6,501,630,027.35
  5. Step 5: Solve for x
    x = 6,501,630,027.35/72,476.43
  6. Step 6: Final answer
    x = 89,706.82

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1.5x scale

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.