Home / 56,112.48-77,435.12-32,240.88

Finding the Fourth Proportional to 56,112.48, 77,435.12 and 32,240.88

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Solution

The fourth proportional to 56,112.48, 77,435.12 and 32,240.88 is: 44,492.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,112.48 : 77,435.12 = 32,240.88 : x
  2. Step 2: Convert to fraction form
    56,112.48/77,435.12 = 32,240.88/x
  3. Step 3: Cross multiply
    56,112.48x = 77,435.12 × 32,240.88
  4. Step 4: Simplify right side
    56,112.48x = 2,496,576,411.71
  5. Step 5: Solve for x
    x = 2,496,576,411.71/56,112.48
  6. Step 6: Final answer
    x = 44,492.36

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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.