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Finding the Fourth Proportional to 130,002.48, 179,402.04 and 73,410.48

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Solution

The fourth proportional to 130,002.48, 179,402.04 and 73,410.48 is: 101,305.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,002.48 : 179,402.04 = 73,410.48 : x
  2. Step 2: Convert to fraction form
    130,002.48/179,402.04 = 73,410.48/x
  3. Step 3: Cross multiply
    130,002.48x = 179,402.04 × 73,410.48
  4. Step 4: Simplify right side
    130,002.48x = 13,169,989,869.38
  5. Step 5: Solve for x
    x = 13,169,989,869.38/130,002.48
  6. Step 6: Final answer
    x = 101,305.68

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1.5x scale

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.