Home / 186,621.68-257,531.40-101,737.04

Finding the Fourth Proportional to 186,621.68, 257,531.40 and 101,737.04

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Solution

The fourth proportional to 186,621.68, 257,531.40 and 101,737.04 is: 140,393.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,621.68 : 257,531.40 = 101,737.04 : x
  2. Step 2: Convert to fraction form
    186,621.68/257,531.40 = 101,737.04/x
  3. Step 3: Cross multiply
    186,621.68x = 257,531.40 × 101,737.04
  4. Step 4: Simplify right side
    186,621.68x = 26,200,482,343.06
  5. Step 5: Solve for x
    x = 26,200,482,343.06/186,621.68
  6. Step 6: Final answer
    x = 140,393.56

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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.