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Finding the Fourth Proportional to 127,325.69, 175,699.16 and 73,614.16

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Solution

The fourth proportional to 127,325.69, 175,699.16 and 73,614.16 is: 101,581.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,325.69 : 175,699.16 = 73,614.16 : x
  2. Step 2: Convert to fraction form
    127,325.69/175,699.16 = 73,614.16/x
  3. Step 3: Cross multiply
    127,325.69x = 175,699.16 × 73,614.16
  4. Step 4: Simplify right side
    127,325.69x = 12,933,946,904.91
  5. Step 5: Solve for x
    x = 12,933,946,904.91/127,325.69
  6. Step 6: Final answer
    x = 101,581.60

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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.