Home / 55,439.90-83,158.63-23,870.96

Finding the Fourth Proportional to 55,439.90, 83,158.63 and 23,870.96

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Solution

The fourth proportional to 55,439.90, 83,158.63 and 23,870.96 is: 35,805.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,439.90 : 83,158.63 = 23,870.96 : x
  2. Step 2: Convert to fraction form
    55,439.90/83,158.63 = 23,870.96/x
  3. Step 3: Cross multiply
    55,439.90x = 83,158.63 × 23,870.96
  4. Step 4: Simplify right side
    55,439.90x = 1,985,076,330.38
  5. Step 5: Solve for x
    x = 1,985,076,330.38/55,439.90
  6. Step 6: Final answer
    x = 35,805.91

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.