Home / 127,882.83-176,474.50-70,522.14

Finding the Fourth Proportional to 127,882.83, 176,474.50 and 70,522.14

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Solution

The fourth proportional to 127,882.83, 176,474.50 and 70,522.14 is: 97,318.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,882.83 : 176,474.50 = 70,522.14 : x
  2. Step 2: Convert to fraction form
    127,882.83/176,474.50 = 70,522.14/x
  3. Step 3: Cross multiply
    127,882.83x = 176,474.50 × 70,522.14
  4. Step 4: Simplify right side
    127,882.83x = 12,445,359,880.90
  5. Step 5: Solve for x
    x = 12,445,359,880.90/127,882.83
  6. Step 6: Final answer
    x = 97,318.46

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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.