Home / 56,685.60-78,258.51-37,591.32

Finding the Fourth Proportional to 56,685.60, 78,258.51 and 37,591.32

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Solution

The fourth proportional to 56,685.60, 78,258.51 and 37,591.32 is: 51,897.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,685.60 : 78,258.51 = 37,591.32 : x
  2. Step 2: Convert to fraction form
    56,685.60/78,258.51 = 37,591.32/x
  3. Step 3: Cross multiply
    56,685.60x = 78,258.51 × 37,591.32
  4. Step 4: Simplify right side
    56,685.60x = 2,941,840,692.13
  5. Step 5: Solve for x
    x = 2,941,840,692.13/56,685.60
  6. Step 6: Final answer
    x = 51,897.50

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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.