Home / 107,679.57-148,595.16-59,281.10

Finding the Fourth Proportional to 107,679.57, 148,595.16 and 59,281.10

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Solution

The fourth proportional to 107,679.57, 148,595.16 and 59,281.10 is: 81,806.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,679.57 : 148,595.16 = 59,281.10 : x
  2. Step 2: Convert to fraction form
    107,679.57/148,595.16 = 59,281.10/x
  3. Step 3: Cross multiply
    107,679.57x = 148,595.16 × 59,281.10
  4. Step 4: Simplify right side
    107,679.57x = 8,808,883,796.50
  5. Step 5: Solve for x
    x = 8,808,883,796.50/107,679.57
  6. Step 6: Final answer
    x = 81,806.45

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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.