Home / 60,948.05-91,386.83-18,816.86

Finding the Fourth Proportional to 60,948.05, 91,386.83 and 18,816.86

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Solution

The fourth proportional to 60,948.05, 91,386.83 and 18,816.86 is: 28,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,948.05 : 91,386.83 = 18,816.86 : x
  2. Step 2: Convert to fraction form
    60,948.05/91,386.83 = 18,816.86/x
  3. Step 3: Cross multiply
    60,948.05x = 91,386.83 × 18,816.86
  4. Step 4: Simplify right side
    60,948.05x = 1,719,612,947.41
  5. Step 5: Solve for x
    x = 1,719,612,947.41/60,948.05
  6. Step 6: Final answer
    x = 28,214.41

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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.