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Finding the Fourth Proportional to 125,402.53, 173,025.03 and 70,955.68

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Solution

The fourth proportional to 125,402.53, 173,025.03 and 70,955.68 is: 97,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,402.53 : 173,025.03 = 70,955.68 : x
  2. Step 2: Convert to fraction form
    125,402.53/173,025.03 = 70,955.68/x
  3. Step 3: Cross multiply
    125,402.53x = 173,025.03 × 70,955.68
  4. Step 4: Simplify right side
    125,402.53x = 12,277,108,660.67
  5. Step 5: Solve for x
    x = 12,277,108,660.67/125,402.53
  6. Step 6: Final answer
    x = 97,901.60

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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.