Home / 42,022.04-57,990.24-23,159.16

Finding the Fourth Proportional to 42,022.04, 57,990.24 and 23,159.16

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Solution

The fourth proportional to 42,022.04, 57,990.24 and 23,159.16 is: 31,959.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,022.04 : 57,990.24 = 23,159.16 : x
  2. Step 2: Convert to fraction form
    42,022.04/57,990.24 = 23,159.16/x
  3. Step 3: Cross multiply
    42,022.04x = 57,990.24 × 23,159.16
  4. Step 4: Simplify right side
    42,022.04x = 1,343,005,246.60
  5. Step 5: Solve for x
    x = 1,343,005,246.60/42,022.04
  6. Step 6: Final answer
    x = 31,959.55

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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.