Home / 52,436.80-78,641.44-35,793.76

Finding the Fourth Proportional to 52,436.80, 78,641.44 and 35,793.76

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Solution

The fourth proportional to 52,436.80, 78,641.44 and 35,793.76 is: 53,681.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,436.80 : 78,641.44 = 35,793.76 : x
  2. Step 2: Convert to fraction form
    52,436.80/78,641.44 = 35,793.76/x
  3. Step 3: Cross multiply
    52,436.80x = 78,641.44 × 35,793.76
  4. Step 4: Simplify right side
    52,436.80x = 2,814,872,829.41
  5. Step 5: Solve for x
    x = 2,814,872,829.41/52,436.80
  6. Step 6: Final answer
    x = 53,681.25

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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.