Home / 158,971.60-238,111.80-96,533.20

Finding the Fourth Proportional to 158,971.60, 238,111.80 and 96,533.20

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Solution

The fourth proportional to 158,971.60, 238,111.80 and 96,533.20 is: 144,589.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,971.60 : 238,111.80 = 96,533.20 : x
  2. Step 2: Convert to fraction form
    158,971.60/238,111.80 = 96,533.20/x
  3. Step 3: Cross multiply
    158,971.60x = 238,111.80 × 96,533.20
  4. Step 4: Simplify right side
    158,971.60x = 22,985,694,011.76
  5. Step 5: Solve for x
    x = 22,985,694,011.76/158,971.60
  6. Step 6: Final answer
    x = 144,589.94

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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.