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Finding the Fourth Proportional to 117,345.56, 176,017.98 and 101,503.49

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Solution

The fourth proportional to 117,345.56, 176,017.98 and 101,503.49 is: 152,254.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,345.56 : 176,017.98 = 101,503.49 : x
  2. Step 2: Convert to fraction form
    117,345.56/176,017.98 = 101,503.49/x
  3. Step 3: Cross multiply
    117,345.56x = 176,017.98 × 101,503.49
  4. Step 4: Simplify right side
    117,345.56x = 17,866,439,272.75
  5. Step 5: Solve for x
    x = 17,866,439,272.75/117,345.56
  6. Step 6: Final answer
    x = 152,254.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.