Home / 147,770.10-221,327.10-121,526.10

Finding the Fourth Proportional to 147,770.10, 221,327.10 and 121,526.10

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Solution

The fourth proportional to 147,770.10, 221,327.10 and 121,526.10 is: 182,019.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,770.10 : 221,327.10 = 121,526.10 : x
  2. Step 2: Convert to fraction form
    147,770.10/221,327.10 = 121,526.10/x
  3. Step 3: Cross multiply
    147,770.10x = 221,327.10 × 121,526.10
  4. Step 4: Simplify right side
    147,770.10x = 26,897,019,287.31
  5. Step 5: Solve for x
    x = 26,897,019,287.31/147,770.10
  6. Step 6: Final answer
    x = 182,019.36

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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.