Home / 56,419.20-77,866.79-32,541.21

Finding the Fourth Proportional to 56,419.20, 77,866.79 and 32,541.21

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Solution

The fourth proportional to 56,419.20, 77,866.79 and 32,541.21 is: 44,911.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,419.20 : 77,866.79 = 32,541.21 : x
  2. Step 2: Convert to fraction form
    56,419.20/77,866.79 = 32,541.21/x
  3. Step 3: Cross multiply
    56,419.20x = 77,866.79 × 32,541.21
  4. Step 4: Simplify right side
    56,419.20x = 2,533,879,402.71
  5. Step 5: Solve for x
    x = 2,533,879,402.71/56,419.20
  6. Step 6: Final answer
    x = 44,911.65

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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.