Home / 158,967.04-219,372.96-87,345.52

Finding the Fourth Proportional to 158,967.04, 219,372.96 and 87,345.52

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Solution

The fourth proportional to 158,967.04, 219,372.96 and 87,345.52 is: 120,535.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,967.04 : 219,372.96 = 87,345.52 : x
  2. Step 2: Convert to fraction form
    158,967.04/219,372.96 = 87,345.52/x
  3. Step 3: Cross multiply
    158,967.04x = 219,372.96 × 87,345.52
  4. Step 4: Simplify right side
    158,967.04x = 19,161,245,265.14
  5. Step 5: Solve for x
    x = 19,161,245,265.14/158,967.04
  6. Step 6: Final answer
    x = 120,535.96

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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.