Home / 42,515.04-58,751.68-31,886.22

Finding the Fourth Proportional to 42,515.04, 58,751.68 and 31,886.22

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Solution

The fourth proportional to 42,515.04, 58,751.68 and 31,886.22 is: 44,063.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,515.04 : 58,751.68 = 31,886.22 : x
  2. Step 2: Convert to fraction form
    42,515.04/58,751.68 = 31,886.22/x
  3. Step 3: Cross multiply
    42,515.04x = 58,751.68 × 31,886.22
  4. Step 4: Simplify right side
    42,515.04x = 1,873,369,194.24
  5. Step 5: Solve for x
    x = 1,873,369,194.24/42,515.04
  6. Step 6: Final answer
    x = 44,063.68

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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.