Home / 207,250.35-310,875.53-57,490.65

Finding the Fourth Proportional to 207,250.35, 310,875.53 and 57,490.65

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Solution

The fourth proportional to 207,250.35, 310,875.53 and 57,490.65 is: 86,235.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,250.35 : 310,875.53 = 57,490.65 : x
  2. Step 2: Convert to fraction form
    207,250.35/310,875.53 = 57,490.65/x
  3. Step 3: Cross multiply
    207,250.35x = 310,875.53 × 57,490.65
  4. Step 4: Simplify right side
    207,250.35x = 17,872,436,288.79
  5. Step 5: Solve for x
    x = 17,872,436,288.79/207,250.35
  6. Step 6: Final answer
    x = 86,235.98

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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.