Home / 103,437.14-154,849.51-63,867.02

Finding the Fourth Proportional to 103,437.14, 154,849.51 and 63,867.02

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Solution

The fourth proportional to 103,437.14, 154,849.51 and 63,867.02 is: 95,611.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,437.14 : 154,849.51 = 63,867.02 : x
  2. Step 2: Convert to fraction form
    103,437.14/154,849.51 = 63,867.02/x
  3. Step 3: Cross multiply
    103,437.14x = 154,849.51 × 63,867.02
  4. Step 4: Simplify right side
    103,437.14x = 9,889,776,752.16
  5. Step 5: Solve for x
    x = 9,889,776,752.16/103,437.14
  6. Step 6: Final answer
    x = 95,611.47

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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.