Home / 124,309.38-171,492.30-84,008.46

Finding the Fourth Proportional to 124,309.38, 171,492.30 and 84,008.46

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Solution

The fourth proportional to 124,309.38, 171,492.30 and 84,008.46 is: 115,894.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,309.38 : 171,492.30 = 84,008.46 : x
  2. Step 2: Convert to fraction form
    124,309.38/171,492.30 = 84,008.46/x
  3. Step 3: Cross multiply
    124,309.38x = 171,492.30 × 84,008.46
  4. Step 4: Simplify right side
    124,309.38x = 14,406,804,024.86
  5. Step 5: Solve for x
    x = 14,406,804,024.86/124,309.38
  6. Step 6: Final answer
    x = 115,894.75

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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.