Home / 172,030.50-237,402.90-96,579

Finding the Fourth Proportional to 172,030.50, 237,402.90 and 96,579

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Solution

The fourth proportional to 172,030.50, 237,402.90 and 96,579 is: 133,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,030.50 : 237,402.90 = 96,579 : x
  2. Step 2: Convert to fraction form
    172,030.50/237,402.90 = 96,579/x
  3. Step 3: Cross multiply
    172,030.50x = 237,402.90 × 96,579
  4. Step 4: Simplify right side
    172,030.50x = 22,928,134,679.10
  5. Step 5: Solve for x
    x = 22,928,134,679.10/172,030.50
  6. Step 6: Final answer
    x = 133,279.47

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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.