Home / 39,531.16-54,544.08-23,612.50

Finding the Fourth Proportional to 39,531.16, 54,544.08 and 23,612.50

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Solution

The fourth proportional to 39,531.16, 54,544.08 and 23,612.50 is: 32,579.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,531.16 : 54,544.08 = 23,612.50 : x
  2. Step 2: Convert to fraction form
    39,531.16/54,544.08 = 23,612.50/x
  3. Step 3: Cross multiply
    39,531.16x = 54,544.08 × 23,612.50
  4. Step 4: Simplify right side
    39,531.16x = 1,287,922,089
  5. Step 5: Solve for x
    x = 1,287,922,089/39,531.16
  6. Step 6: Final answer
    x = 32,579.92

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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.