Home / 172,068.30-237,387.99-126,853.77

Finding the Fourth Proportional to 172,068.30, 237,387.99 and 126,853.77

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Solution

The fourth proportional to 172,068.30, 237,387.99 and 126,853.77 is: 175,009.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,068.30 : 237,387.99 = 126,853.77 : x
  2. Step 2: Convert to fraction form
    172,068.30/237,387.99 = 126,853.77/x
  3. Step 3: Cross multiply
    172,068.30x = 237,387.99 × 126,853.77
  4. Step 4: Simplify right side
    172,068.30x = 30,113,561,825.70
  5. Step 5: Solve for x
    x = 30,113,561,825.70/172,068.30
  6. Step 6: Final answer
    x = 175,009.35

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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.