Home / 117,554.40-176,331.60-73,158.30

Finding the Fourth Proportional to 117,554.40, 176,331.60 and 73,158.30

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Solution

The fourth proportional to 117,554.40, 176,331.60 and 73,158.30 is: 109,737.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,554.40 : 176,331.60 = 73,158.30 : x
  2. Step 2: Convert to fraction form
    117,554.40/176,331.60 = 73,158.30/x
  3. Step 3: Cross multiply
    117,554.40x = 176,331.60 × 73,158.30
  4. Step 4: Simplify right side
    117,554.40x = 12,900,120,092.28
  5. Step 5: Solve for x
    x = 12,900,120,092.28/117,554.40
  6. Step 6: Final answer
    x = 109,737.45

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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.