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Finding the Fourth Proportional to 58,915.68, 88,373.52 and 48,505.56

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Solution

The fourth proportional to 58,915.68, 88,373.52 and 48,505.56 is: 72,758.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,915.68 : 88,373.52 = 48,505.56 : x
  2. Step 2: Convert to fraction form
    58,915.68/88,373.52 = 48,505.56/x
  3. Step 3: Cross multiply
    58,915.68x = 88,373.52 × 48,505.56
  4. Step 4: Simplify right side
    58,915.68x = 4,286,607,076.77
  5. Step 5: Solve for x
    x = 4,286,607,076.77/58,915.68
  6. Step 6: Final answer
    x = 72,758.34

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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.