Home / 83,323.11-114,981.48-45,590.07

Finding the Fourth Proportional to 83,323.11, 114,981.48 and 45,590.07

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Solution

The fourth proportional to 83,323.11, 114,981.48 and 45,590.07 is: 62,911.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,323.11 : 114,981.48 = 45,590.07 : x
  2. Step 2: Convert to fraction form
    83,323.11/114,981.48 = 45,590.07/x
  3. Step 3: Cross multiply
    83,323.11x = 114,981.48 × 45,590.07
  4. Step 4: Simplify right side
    83,323.11x = 5,242,013,721.90
  5. Step 5: Solve for x
    x = 5,242,013,721.90/83,323.11
  6. Step 6: Final answer
    x = 62,911.88

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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.