Home / 89,856.30-134,784.45-63,612.30

Finding the Fourth Proportional to 89,856.30, 134,784.45 and 63,612.30

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Solution

The fourth proportional to 89,856.30, 134,784.45 and 63,612.30 is: 95,418.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,856.30 : 134,784.45 = 63,612.30 : x
  2. Step 2: Convert to fraction form
    89,856.30/134,784.45 = 63,612.30/x
  3. Step 3: Cross multiply
    89,856.30x = 134,784.45 × 63,612.30
  4. Step 4: Simplify right side
    89,856.30x = 8,573,948,868.74
  5. Step 5: Solve for x
    x = 8,573,948,868.74/89,856.30
  6. Step 6: Final answer
    x = 95,418.45

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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.