Home / 62,140.02-85,756.76-36,661.20

Finding the Fourth Proportional to 62,140.02, 85,756.76 and 36,661.20

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Solution

The fourth proportional to 62,140.02, 85,756.76 and 36,661.20 is: 50,594.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,140.02 : 85,756.76 = 36,661.20 : x
  2. Step 2: Convert to fraction form
    62,140.02/85,756.76 = 36,661.20/x
  3. Step 3: Cross multiply
    62,140.02x = 85,756.76 × 36,661.20
  4. Step 4: Simplify right side
    62,140.02x = 3,143,945,729.71
  5. Step 5: Solve for x
    x = 3,143,945,729.71/62,140.02
  6. Step 6: Final answer
    x = 50,594.54

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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.