Home / 277,445.18-382,875.67-156,591.56

Finding the Fourth Proportional to 277,445.18, 382,875.67 and 156,591.56

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Solution

The fourth proportional to 277,445.18, 382,875.67 and 156,591.56 is: 216,097.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,445.18 : 382,875.67 = 156,591.56 : x
  2. Step 2: Convert to fraction form
    277,445.18/382,875.67 = 156,591.56/x
  3. Step 3: Cross multiply
    277,445.18x = 382,875.67 × 156,591.56
  4. Step 4: Simplify right side
    277,445.18x = 59,955,098,451.35
  5. Step 5: Solve for x
    x = 59,955,098,451.35/277,445.18
  6. Step 6: Final answer
    x = 216,097.10

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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.