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Finding the Fourth Proportional to 58,911.40, 88,367.10 and 37,916.20

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Solution

The fourth proportional to 58,911.40, 88,367.10 and 37,916.20 is: 56,874.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,911.40 : 88,367.10 = 37,916.20 : x
  2. Step 2: Convert to fraction form
    58,911.40/88,367.10 = 37,916.20/x
  3. Step 3: Cross multiply
    58,911.40x = 88,367.10 × 37,916.20
  4. Step 4: Simplify right side
    58,911.40x = 3,350,544,637.02
  5. Step 5: Solve for x
    x = 3,350,544,637.02/58,911.40
  6. Step 6: Final answer
    x = 56,874.30

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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.