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Finding the Fourth Proportional to 59,308.70, 88,963.05 and 56,749.10

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Solution

The fourth proportional to 59,308.70, 88,963.05 and 56,749.10 is: 85,123.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,308.70 : 88,963.05 = 56,749.10 : x
  2. Step 2: Convert to fraction form
    59,308.70/88,963.05 = 56,749.10/x
  3. Step 3: Cross multiply
    59,308.70x = 88,963.05 × 56,749.10
  4. Step 4: Simplify right side
    59,308.70x = 5,048,573,020.76
  5. Step 5: Solve for x
    x = 5,048,573,020.76/59,308.70
  6. Step 6: Final answer
    x = 85,123.65

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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.