Home / 55,693.76-83,557.96-18,254.16

Finding the Fourth Proportional to 55,693.76, 83,557.96 and 18,254.16

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Solution

The fourth proportional to 55,693.76, 83,557.96 and 18,254.16 is: 27,386.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,693.76 : 83,557.96 = 18,254.16 : x
  2. Step 2: Convert to fraction form
    55,693.76/83,557.96 = 18,254.16/x
  3. Step 3: Cross multiply
    55,693.76x = 83,557.96 × 18,254.16
  4. Step 4: Simplify right side
    55,693.76x = 1,525,280,371.11
  5. Step 5: Solve for x
    x = 1,525,280,371.11/55,693.76
  6. Step 6: Final answer
    x = 27,386.92

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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.