Home / 125,763.39-173,549.86-69,174.77

Finding the Fourth Proportional to 125,763.39, 173,549.86 and 69,174.77

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Solution

The fourth proportional to 125,763.39, 173,549.86 and 69,174.77 is: 95,459.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,763.39 : 173,549.86 = 69,174.77 : x
  2. Step 2: Convert to fraction form
    125,763.39/173,549.86 = 69,174.77/x
  3. Step 3: Cross multiply
    125,763.39x = 173,549.86 × 69,174.77
  4. Step 4: Simplify right side
    125,763.39x = 12,005,270,608.35
  5. Step 5: Solve for x
    x = 12,005,270,608.35/125,763.39
  6. Step 6: Final answer
    x = 95,459.18

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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.