Home / 48,368.75-66,695.00-31,350.65

Finding the Fourth Proportional to 48,368.75, 66,695.00 and 31,350.65

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Solution

The fourth proportional to 48,368.75, 66,695.00 and 31,350.65 is: 43,228.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,368.75 : 66,695.00 = 31,350.65 : x
  2. Step 2: Convert to fraction form
    48,368.75/66,695.00 = 31,350.65/x
  3. Step 3: Cross multiply
    48,368.75x = 66,695.00 × 31,350.65
  4. Step 4: Simplify right side
    48,368.75x = 2,090,931,111.52
  5. Step 5: Solve for x
    x = 2,090,931,111.52/48,368.75
  6. Step 6: Final answer
    x = 43,228.97

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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.