Home / 42,988.80-59,328-24,130.56

Finding the Fourth Proportional to 42,988.80, 59,328 and 24,130.56

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Solution

The fourth proportional to 42,988.80, 59,328 and 24,130.56 is: 33,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,988.80 : 59,328 = 24,130.56 : x
  2. Step 2: Convert to fraction form
    42,988.80/59,328 = 24,130.56/x
  3. Step 3: Cross multiply
    42,988.80x = 59,328 × 24,130.56
  4. Step 4: Simplify right side
    42,988.80x = 1,431,617,863.68
  5. Step 5: Solve for x
    x = 1,431,617,863.68/42,988.80
  6. Step 6: Final answer
    x = 33,302.11

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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.