Home / 85,289.60-127,934.28-22,960.16

Finding the Fourth Proportional to 85,289.60, 127,934.28 and 22,960.16

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Solution

The fourth proportional to 85,289.60, 127,934.28 and 22,960.16 is: 34,440.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,289.60 : 127,934.28 = 22,960.16 : x
  2. Step 2: Convert to fraction form
    85,289.60/127,934.28 = 22,960.16/x
  3. Step 3: Cross multiply
    85,289.60x = 127,934.28 × 22,960.16
  4. Step 4: Simplify right side
    85,289.60x = 2,937,391,538.28
  5. Step 5: Solve for x
    x = 2,937,391,538.28/85,289.60
  6. Step 6: Final answer
    x = 34,440.21

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.