Home / 223,848.53-308,913.05-123,250.13

Finding the Fourth Proportional to 223,848.53, 308,913.05 and 123,250.13

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Solution

The fourth proportional to 223,848.53, 308,913.05 and 123,250.13 is: 170,086.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,848.53 : 308,913.05 = 123,250.13 : x
  2. Step 2: Convert to fraction form
    223,848.53/308,913.05 = 123,250.13/x
  3. Step 3: Cross multiply
    223,848.53x = 308,913.05 × 123,250.13
  4. Step 4: Simplify right side
    223,848.53x = 38,073,572,954.95
  5. Step 5: Solve for x
    x = 38,073,572,954.95/223,848.53
  6. Step 6: Final answer
    x = 170,086.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.