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Finding the Fourth Proportional to 107,465.64, 148,316.22 and 65,024.52

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Solution

The fourth proportional to 107,465.64, 148,316.22 and 65,024.52 is: 89,742.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,465.64 : 148,316.22 = 65,024.52 : x
  2. Step 2: Convert to fraction form
    107,465.64/148,316.22 = 65,024.52/x
  3. Step 3: Cross multiply
    107,465.64x = 148,316.22 × 65,024.52
  4. Step 4: Simplify right side
    107,465.64x = 9,644,191,013.71
  5. Step 5: Solve for x
    x = 9,644,191,013.71/107,465.64
  6. Step 6: Final answer
    x = 89,742.09

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.