Home / 159,055.04-238,531.52-70,306.56

Finding the Fourth Proportional to 159,055.04, 238,531.52 and 70,306.56

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Solution

The fourth proportional to 159,055.04, 238,531.52 and 70,306.56 is: 105,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,055.04 : 238,531.52 = 70,306.56 : x
  2. Step 2: Convert to fraction form
    159,055.04/238,531.52 = 70,306.56/x
  3. Step 3: Cross multiply
    159,055.04x = 238,531.52 × 70,306.56
  4. Step 4: Simplify right side
    159,055.04x = 16,770,330,622.77
  5. Step 5: Solve for x
    x = 16,770,330,622.77/159,055.04
  6. Step 6: Final answer
    x = 105,437.28

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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.