Home / 25,042.98-37,564.47-20,088.21

Finding the Fourth Proportional to 25,042.98, 37,564.47 and 20,088.21

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Solution

The fourth proportional to 25,042.98, 37,564.47 and 20,088.21 is: 30,132.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,042.98 : 37,564.47 = 20,088.21 : x
  2. Step 2: Convert to fraction form
    25,042.98/37,564.47 = 20,088.21/x
  3. Step 3: Cross multiply
    25,042.98x = 37,564.47 × 20,088.21
  4. Step 4: Simplify right side
    25,042.98x = 754,602,961.90
  5. Step 5: Solve for x
    x = 754,602,961.90/25,042.98
  6. Step 6: Final answer
    x = 30,132.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.