Home / 107,029.16-147,698.28-59,282.36

Finding the Fourth Proportional to 107,029.16, 147,698.28 and 59,282.36

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Solution

The fourth proportional to 107,029.16, 147,698.28 and 59,282.36 is: 81,808.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,029.16 : 147,698.28 = 59,282.36 : x
  2. Step 2: Convert to fraction form
    107,029.16/147,698.28 = 59,282.36/x
  3. Step 3: Cross multiply
    107,029.16x = 147,698.28 × 59,282.36
  4. Step 4: Simplify right side
    107,029.16x = 8,755,902,606.34
  5. Step 5: Solve for x
    x = 8,755,902,606.34/107,029.16
  6. Step 6: Final answer
    x = 81,808.57

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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.