Home / 49,259.12-67,977.65-28,038.38

Finding the Fourth Proportional to 49,259.12, 67,977.65 and 28,038.38

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Solution

The fourth proportional to 49,259.12, 67,977.65 and 28,038.38 is: 38,693.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,259.12 : 67,977.65 = 28,038.38 : x
  2. Step 2: Convert to fraction form
    49,259.12/67,977.65 = 28,038.38/x
  3. Step 3: Cross multiply
    49,259.12x = 67,977.65 × 28,038.38
  4. Step 4: Simplify right side
    49,259.12x = 1,905,982,702.13
  5. Step 5: Solve for x
    x = 1,905,982,702.13/49,259.12
  6. Step 6: Final answer
    x = 38,693.00

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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.