Home / 74,574.96-102,890.23-42,304.24

Finding the Fourth Proportional to 74,574.96, 102,890.23 and 42,304.24

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Solution

The fourth proportional to 74,574.96, 102,890.23 and 42,304.24 is: 58,366.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,574.96 : 102,890.23 = 42,304.24 : x
  2. Step 2: Convert to fraction form
    74,574.96/102,890.23 = 42,304.24/x
  3. Step 3: Cross multiply
    74,574.96x = 102,890.23 × 42,304.24
  4. Step 4: Simplify right side
    74,574.96x = 4,352,692,983.58
  5. Step 5: Solve for x
    x = 4,352,692,983.58/74,574.96
  6. Step 6: Final answer
    x = 58,366.68

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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.