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Finding the Fourth Proportional to 114,663.03, 157,952.61 and 97,612.53

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Solution

The fourth proportional to 114,663.03, 157,952.61 and 97,612.53 is: 134,464.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,663.03 : 157,952.61 = 97,612.53 : x
  2. Step 2: Convert to fraction form
    114,663.03/157,952.61 = 97,612.53/x
  3. Step 3: Cross multiply
    114,663.03x = 157,952.61 × 97,612.53
  4. Step 4: Simplify right side
    114,663.03x = 15,418,153,882.20
  5. Step 5: Solve for x
    x = 15,418,153,882.20/114,663.03
  6. Step 6: Final answer
    x = 134,464.91

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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.