Home / 67,386.60-100,642.23-63,362.52

Finding the Fourth Proportional to 67,386.60, 100,642.23 and 63,362.52

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Solution

The fourth proportional to 67,386.60, 100,642.23 and 63,362.52 is: 94,632.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,386.60 : 100,642.23 = 63,362.52 : x
  2. Step 2: Convert to fraction form
    67,386.60/100,642.23 = 63,362.52/x
  3. Step 3: Cross multiply
    67,386.60x = 100,642.23 × 63,362.52
  4. Step 4: Simplify right side
    67,386.60x = 6,376,945,311.22
  5. Step 5: Solve for x
    x = 6,376,945,311.22/67,386.60
  6. Step 6: Final answer
    x = 94,632.25

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.