Home / 125,529.12-173,229.51-68,167.93

Finding the Fourth Proportional to 125,529.12, 173,229.51 and 68,167.93

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Solution

The fourth proportional to 125,529.12, 173,229.51 and 68,167.93 is: 94,071.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,529.12 : 173,229.51 = 68,167.93 : x
  2. Step 2: Convert to fraction form
    125,529.12/173,229.51 = 68,167.93/x
  3. Step 3: Cross multiply
    125,529.12x = 173,229.51 × 68,167.93
  4. Step 4: Simplify right side
    125,529.12x = 11,808,697,111.61
  5. Step 5: Solve for x
    x = 11,808,697,111.61/125,529.12
  6. Step 6: Final answer
    x = 94,071.38

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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.