Home / 83,315.83-114,975.92-45,590.08

Finding the Fourth Proportional to 83,315.83, 114,975.92 and 45,590.08

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Solution

The fourth proportional to 83,315.83, 114,975.92 and 45,590.08 is: 62,914.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,315.83 : 114,975.92 = 45,590.08 : x
  2. Step 2: Convert to fraction form
    83,315.83/114,975.92 = 45,590.08/x
  3. Step 3: Cross multiply
    83,315.83x = 114,975.92 × 45,590.08
  4. Step 4: Simplify right side
    83,315.83x = 5,241,761,390.87
  5. Step 5: Solve for x
    x = 5,241,761,390.87/83,315.83
  6. Step 6: Final answer
    x = 62,914.35

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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.