Home / 83,005.04-114,547.92-45,279.92

Finding the Fourth Proportional to 83,005.04, 114,547.92 and 45,279.92

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Solution

The fourth proportional to 83,005.04, 114,547.92 and 45,279.92 is: 62,486.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,005.04 : 114,547.92 = 45,279.92 : x
  2. Step 2: Convert to fraction form
    83,005.04/114,547.92 = 45,279.92/x
  3. Step 3: Cross multiply
    83,005.04x = 114,547.92 × 45,279.92
  4. Step 4: Simplify right side
    83,005.04x = 5,186,720,653.77
  5. Step 5: Solve for x
    x = 5,186,720,653.77/83,005.04
  6. Step 6: Final answer
    x = 62,486.82

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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.