Home / 53,449.95-73,759.81-29,575.20

Finding the Fourth Proportional to 53,449.95, 73,759.81 and 29,575.20

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Solution

The fourth proportional to 53,449.95, 73,759.81 and 29,575.20 is: 40,813.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,449.95 : 73,759.81 = 29,575.20 : x
  2. Step 2: Convert to fraction form
    53,449.95/73,759.81 = 29,575.20/x
  3. Step 3: Cross multiply
    53,449.95x = 73,759.81 × 29,575.20
  4. Step 4: Simplify right side
    53,449.95x = 2,181,461,132.71
  5. Step 5: Solve for x
    x = 2,181,461,132.71/53,449.95
  6. Step 6: Final answer
    x = 40,813.16

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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.