Home / 62,280.28-85,946.76-33,986.20

Finding the Fourth Proportional to 62,280.28, 85,946.76 and 33,986.20

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Solution

The fourth proportional to 62,280.28, 85,946.76 and 33,986.20 is: 46,900.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,280.28 : 85,946.76 = 33,986.20 : x
  2. Step 2: Convert to fraction form
    62,280.28/85,946.76 = 33,986.20/x
  3. Step 3: Cross multiply
    62,280.28x = 85,946.76 × 33,986.20
  4. Step 4: Simplify right side
    62,280.28x = 2,921,003,774.71
  5. Step 5: Solve for x
    x = 2,921,003,774.71/62,280.28
  6. Step 6: Final answer
    x = 46,900.94

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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.