Home / 71,383.04-98,526.67-42,719.97

Finding the Fourth Proportional to 71,383.04, 98,526.67 and 42,719.97

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Solution

The fourth proportional to 71,383.04, 98,526.67 and 42,719.97 is: 58,964.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,383.04 : 98,526.67 = 42,719.97 : x
  2. Step 2: Convert to fraction form
    71,383.04/98,526.67 = 42,719.97/x
  3. Step 3: Cross multiply
    71,383.04x = 98,526.67 × 42,719.97
  4. Step 4: Simplify right side
    71,383.04x = 4,209,056,279.80
  5. Step 5: Solve for x
    x = 4,209,056,279.80/71,383.04
  6. Step 6: Final answer
    x = 58,964.38

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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.