Home / 161,956.32-242,934.52-86,973.32

Finding the Fourth Proportional to 161,956.32, 242,934.52 and 86,973.32

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Solution

The fourth proportional to 161,956.32, 242,934.52 and 86,973.32 is: 130,460.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,956.32 : 242,934.52 = 86,973.32 : x
  2. Step 2: Convert to fraction form
    161,956.32/242,934.52 = 86,973.32/x
  3. Step 3: Cross multiply
    161,956.32x = 242,934.52 × 86,973.32
  4. Step 4: Simplify right side
    161,956.32x = 21,128,821,747.01
  5. Step 5: Solve for x
    x = 21,128,821,747.01/161,956.32
  6. Step 6: Final answer
    x = 130,460.00

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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.