Home / 56,811.47-78,400.14-32,952.29

Finding the Fourth Proportional to 56,811.47, 78,400.14 and 32,952.29

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Solution

The fourth proportional to 56,811.47, 78,400.14 and 32,952.29 is: 45,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,811.47 : 78,400.14 = 32,952.29 : x
  2. Step 2: Convert to fraction form
    56,811.47/78,400.14 = 32,952.29/x
  3. Step 3: Cross multiply
    56,811.47x = 78,400.14 × 32,952.29
  4. Step 4: Simplify right side
    56,811.47x = 2,583,464,149.32
  5. Step 5: Solve for x
    x = 2,583,464,149.32/56,811.47
  6. Step 6: Final answer
    x = 45,474.34

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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.