Home / 51,802.32-71,487.48-30,592.05

Finding the Fourth Proportional to 51,802.32, 71,487.48 and 30,592.05

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Solution

The fourth proportional to 51,802.32, 71,487.48 and 30,592.05 is: 42,217.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,802.32 : 71,487.48 = 30,592.05 : x
  2. Step 2: Convert to fraction form
    51,802.32/71,487.48 = 30,592.05/x
  3. Step 3: Cross multiply
    51,802.32x = 71,487.48 × 30,592.05
  4. Step 4: Simplify right side
    51,802.32x = 2,186,948,562.53
  5. Step 5: Solve for x
    x = 2,186,948,562.53/51,802.32
  6. Step 6: Final answer
    x = 42,217.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.