Home / 186,088.38-256,803.17-101,206.05

Finding the Fourth Proportional to 186,088.38, 256,803.17 and 101,206.05

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Solution

The fourth proportional to 186,088.38, 256,803.17 and 101,206.05 is: 139,665.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,088.38 : 256,803.17 = 101,206.05 : x
  2. Step 2: Convert to fraction form
    186,088.38/256,803.17 = 101,206.05/x
  3. Step 3: Cross multiply
    186,088.38x = 256,803.17 × 101,206.05
  4. Step 4: Simplify right side
    186,088.38x = 25,990,034,463.18
  5. Step 5: Solve for x
    x = 25,990,034,463.18/186,088.38
  6. Step 6: Final answer
    x = 139,665.00

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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.