Home / 49,729.40-74,625.56-45,058.92

Finding the Fourth Proportional to 49,729.40, 74,625.56 and 45,058.92

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Solution

The fourth proportional to 49,729.40, 74,625.56 and 45,058.92 is: 67,616.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,729.40 : 74,625.56 = 45,058.92 : x
  2. Step 2: Convert to fraction form
    49,729.40/74,625.56 = 45,058.92/x
  3. Step 3: Cross multiply
    49,729.40x = 74,625.56 × 45,058.92
  4. Step 4: Simplify right side
    49,729.40x = 3,362,547,138.00
  5. Step 5: Solve for x
    x = 3,362,547,138.00/49,729.40
  6. Step 6: Final answer
    x = 67,616.89

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1.5x scale

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.