Home / 52,335.18-78,505.83-19,058.76

Finding the Fourth Proportional to 52,335.18, 78,505.83 and 19,058.76

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Solution

The fourth proportional to 52,335.18, 78,505.83 and 19,058.76 is: 28,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,335.18 : 78,505.83 = 19,058.76 : x
  2. Step 2: Convert to fraction form
    52,335.18/78,505.83 = 19,058.76/x
  3. Step 3: Cross multiply
    52,335.18x = 78,505.83 × 19,058.76
  4. Step 4: Simplify right side
    52,335.18x = 1,496,223,772.57
  5. Step 5: Solve for x
    x = 1,496,223,772.57/52,335.18
  6. Step 6: Final answer
    x = 28,589.25

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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.