Home / 147,629.90-221,401.65-52,849.10

Finding the Fourth Proportional to 147,629.90, 221,401.65 and 52,849.10

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Solution

The fourth proportional to 147,629.90, 221,401.65 and 52,849.10 is: 79,258.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,629.90 : 221,401.65 = 52,849.10 : x
  2. Step 2: Convert to fraction form
    147,629.90/221,401.65 = 52,849.10/x
  3. Step 3: Cross multiply
    147,629.90x = 221,401.65 × 52,849.10
  4. Step 4: Simplify right side
    147,629.90x = 11,700,877,941.02
  5. Step 5: Solve for x
    x = 11,700,877,941.02/147,629.90
  6. Step 6: Final answer
    x = 79,258.19

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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.