Home / 186,037.38-256,729.80-101,154.46

Finding the Fourth Proportional to 186,037.38, 256,729.80 and 101,154.46

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Solution

The fourth proportional to 186,037.38, 256,729.80 and 101,154.46 is: 139,592.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,037.38 : 256,729.80 = 101,154.46 : x
  2. Step 2: Convert to fraction form
    186,037.38/256,729.80 = 101,154.46/x
  3. Step 3: Cross multiply
    186,037.38x = 256,729.80 × 101,154.46
  4. Step 4: Simplify right side
    186,037.38x = 25,969,364,284.91
  5. Step 5: Solve for x
    x = 25,969,364,284.91/186,037.38
  6. Step 6: Final answer
    x = 139,592.18

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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.