Home / 97,587.63-146,281.68-55,378.53

Finding the Fourth Proportional to 97,587.63, 146,281.68 and 55,378.53

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Solution

The fourth proportional to 97,587.63, 146,281.68 and 55,378.53 is: 83,011.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,587.63 : 146,281.68 = 55,378.53 : x
  2. Step 2: Convert to fraction form
    97,587.63/146,281.68 = 55,378.53/x
  3. Step 3: Cross multiply
    97,587.63x = 146,281.68 × 55,378.53
  4. Step 4: Simplify right side
    97,587.63x = 8,100,864,404.33
  5. Step 5: Solve for x
    x = 8,100,864,404.33/97,587.63
  6. Step 6: Final answer
    x = 83,011.18

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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.