Home / 107,748.40-161,547.46-47,744.24

Finding the Fourth Proportional to 107,748.40, 161,547.46 and 47,744.24

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Solution

The fourth proportional to 107,748.40, 161,547.46 and 47,744.24 is: 71,583.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,748.40 : 161,547.46 = 47,744.24 : x
  2. Step 2: Convert to fraction form
    107,748.40/161,547.46 = 47,744.24/x
  3. Step 3: Cross multiply
    107,748.40x = 161,547.46 × 47,744.24
  4. Step 4: Simplify right side
    107,748.40x = 7,712,960,701.63
  5. Step 5: Solve for x
    x = 7,712,960,701.63/107,748.40
  6. Step 6: Final answer
    x = 71,583.06

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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.