Home / 42,549.75-58,718.66-23,688.09

Finding the Fourth Proportional to 42,549.75, 58,718.66 and 23,688.09

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Solution

The fourth proportional to 42,549.75, 58,718.66 and 23,688.09 is: 32,689.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,549.75 : 58,718.66 = 23,688.09 : x
  2. Step 2: Convert to fraction form
    42,549.75/58,718.66 = 23,688.09/x
  3. Step 3: Cross multiply
    42,549.75x = 58,718.66 × 23,688.09
  4. Step 4: Simplify right side
    42,549.75x = 1,390,932,784.32
  5. Step 5: Solve for x
    x = 1,390,932,784.32/42,549.75
  6. Step 6: Final answer
    x = 32,689.56

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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.