Home / 125,032.63-172,545.50-68,449.27

Finding the Fourth Proportional to 125,032.63, 172,545.50 and 68,449.27

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Solution

The fourth proportional to 125,032.63, 172,545.50 and 68,449.27 is: 94,460.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,032.63 : 172,545.50 = 68,449.27 : x
  2. Step 2: Convert to fraction form
    125,032.63/172,545.50 = 68,449.27/x
  3. Step 3: Cross multiply
    125,032.63x = 172,545.50 × 68,449.27
  4. Step 4: Simplify right side
    125,032.63x = 11,810,613,516.79
  5. Step 5: Solve for x
    x = 11,810,613,516.79/125,032.63
  6. Step 6: Final answer
    x = 94,460.25

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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.