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Finding the Fourth Proportional to 125,962.32, 173,820.06 and 69,373.68

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Solution

The fourth proportional to 125,962.32, 173,820.06 and 69,373.68 is: 95,731.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,962.32 : 173,820.06 = 69,373.68 : x
  2. Step 2: Convert to fraction form
    125,962.32/173,820.06 = 69,373.68/x
  3. Step 3: Cross multiply
    125,962.32x = 173,820.06 × 69,373.68
  4. Step 4: Simplify right side
    125,962.32x = 12,058,537,220.02
  5. Step 5: Solve for x
    x = 12,058,537,220.02/125,962.32
  6. Step 6: Final answer
    x = 95,731.30

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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.