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Finding the Fourth Proportional to 113,955.55, 157,250.55 and 62,967.73

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Solution

The fourth proportional to 113,955.55, 157,250.55 and 62,967.73 is: 86,890.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,955.55 : 157,250.55 = 62,967.73 : x
  2. Step 2: Convert to fraction form
    113,955.55/157,250.55 = 62,967.73/x
  3. Step 3: Cross multiply
    113,955.55x = 157,250.55 × 62,967.73
  4. Step 4: Simplify right side
    113,955.55x = 9,901,710,174.75
  5. Step 5: Solve for x
    x = 9,901,710,174.75/113,955.55
  6. Step 6: Final answer
    x = 86,890.99

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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.