Home / 172,207.10-237,648.65-94,686.02

Finding the Fourth Proportional to 172,207.10, 237,648.65 and 94,686.02

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Solution

The fourth proportional to 172,207.10, 237,648.65 and 94,686.02 is: 130,668.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,207.10 : 237,648.65 = 94,686.02 : x
  2. Step 2: Convert to fraction form
    172,207.10/237,648.65 = 94,686.02/x
  3. Step 3: Cross multiply
    172,207.10x = 237,648.65 × 94,686.02
  4. Step 4: Simplify right side
    172,207.10x = 22,502,003,875.34
  5. Step 5: Solve for x
    x = 22,502,003,875.34/172,207.10
  6. Step 6: Final answer
    x = 130,668.27

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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.