Home / 147,948.90-221,918.49-59,178.57

Finding the Fourth Proportional to 147,948.90, 221,918.49 and 59,178.57

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Solution

The fourth proportional to 147,948.90, 221,918.49 and 59,178.57 is: 88,765.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,948.90 : 221,918.49 = 59,178.57 : x
  2. Step 2: Convert to fraction form
    147,948.90/221,918.49 = 59,178.57/x
  3. Step 3: Cross multiply
    147,948.90x = 221,918.49 × 59,178.57
  4. Step 4: Simplify right side
    147,948.90x = 13,132,818,894.76
  5. Step 5: Solve for x
    x = 13,132,818,894.76/147,948.90
  6. Step 6: Final answer
    x = 88,765.91

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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.