Home / 57,805.23-79,772.21-32,312.10

Finding the Fourth Proportional to 57,805.23, 79,772.21 and 32,312.10

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Solution

The fourth proportional to 57,805.23, 79,772.21 and 32,312.10 is: 44,591.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,805.23 : 79,772.21 = 32,312.10 : x
  2. Step 2: Convert to fraction form
    57,805.23/79,772.21 = 32,312.10/x
  3. Step 3: Cross multiply
    57,805.23x = 79,772.21 × 32,312.10
  4. Step 4: Simplify right side
    57,805.23x = 2,577,607,626.74
  5. Step 5: Solve for x
    x = 2,577,607,626.74/57,805.23
  6. Step 6: Final answer
    x = 44,591.25

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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.