Home / 125,323.18-172,946.04-67,962.49

Finding the Fourth Proportional to 125,323.18, 172,946.04 and 67,962.49

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Solution

The fourth proportional to 125,323.18, 172,946.04 and 67,962.49 is: 93,788.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,323.18 : 172,946.04 = 67,962.49 : x
  2. Step 2: Convert to fraction form
    125,323.18/172,946.04 = 67,962.49/x
  3. Step 3: Cross multiply
    125,323.18x = 172,946.04 × 67,962.49
  4. Step 4: Simplify right side
    125,323.18x = 11,753,843,514.04
  5. Step 5: Solve for x
    x = 11,753,843,514.04/125,323.18
  6. Step 6: Final answer
    x = 93,788.26

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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.