Home / 125,885.19-173,723.78-68,526.16

Finding the Fourth Proportional to 125,885.19, 173,723.78 and 68,526.16

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Solution

The fourth proportional to 125,885.19, 173,723.78 and 68,526.16 is: 94,567.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,885.19 : 173,723.78 = 68,526.16 : x
  2. Step 2: Convert to fraction form
    125,885.19/173,723.78 = 68,526.16/x
  3. Step 3: Cross multiply
    125,885.19x = 173,723.78 × 68,526.16
  4. Step 4: Simplify right side
    125,885.19x = 11,904,623,978.39
  5. Step 5: Solve for x
    x = 11,904,623,978.39/125,885.19
  6. Step 6: Final answer
    x = 94,567.31

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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.