Home / 147,918.20-221,877.30-64,974.20

Finding the Fourth Proportional to 147,918.20, 221,877.30 and 64,974.20

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Solution

The fourth proportional to 147,918.20, 221,877.30 and 64,974.20 is: 97,461.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,918.20 : 221,877.30 = 64,974.20 : x
  2. Step 2: Convert to fraction form
    147,918.20/221,877.30 = 64,974.20/x
  3. Step 3: Cross multiply
    147,918.20x = 221,877.30 × 64,974.20
  4. Step 4: Simplify right side
    147,918.20x = 14,416,300,065.66
  5. Step 5: Solve for x
    x = 14,416,300,065.66/147,918.20
  6. Step 6: Final answer
    x = 97,461.30

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1.5x scale

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.