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Finding the Fourth Proportional to 101,330.96, 152,006.16 and 26,452.40

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Solution

The fourth proportional to 101,330.96, 152,006.16 and 26,452.40 is: 39,681.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,330.96 : 152,006.16 = 26,452.40 : x
  2. Step 2: Convert to fraction form
    101,330.96/152,006.16 = 26,452.40/x
  3. Step 3: Cross multiply
    101,330.96x = 152,006.16 × 26,452.40
  4. Step 4: Simplify right side
    101,330.96x = 4,020,927,746.78
  5. Step 5: Solve for x
    x = 4,020,927,746.78/101,330.96
  6. Step 6: Final answer
    x = 39,681.14

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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.