Home / 42,837.90-59,112.75-25,609.87

Finding the Fourth Proportional to 42,837.90, 59,112.75 and 25,609.87

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Solution

The fourth proportional to 42,837.90, 59,112.75 and 25,609.87 is: 35,339.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,837.90 : 59,112.75 = 25,609.87 : x
  2. Step 2: Convert to fraction form
    42,837.90/59,112.75 = 25,609.87/x
  3. Step 3: Cross multiply
    42,837.90x = 59,112.75 × 25,609.87
  4. Step 4: Simplify right side
    42,837.90x = 1,513,869,842.84
  5. Step 5: Solve for x
    x = 1,513,869,842.84/42,837.90
  6. Step 6: Final answer
    x = 35,339.50

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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.