Home / 152,837.60-229,255.44-83,159.76

Finding the Fourth Proportional to 152,837.60, 229,255.44 and 83,159.76

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Solution

The fourth proportional to 152,837.60, 229,255.44 and 83,159.76 is: 124,739.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,837.60 : 229,255.44 = 83,159.76 : x
  2. Step 2: Convert to fraction form
    152,837.60/229,255.44 = 83,159.76/x
  3. Step 3: Cross multiply
    152,837.60x = 229,255.44 × 83,159.76
  4. Step 4: Simplify right side
    152,837.60x = 19,064,827,369.09
  5. Step 5: Solve for x
    x = 19,064,827,369.09/152,837.60
  6. Step 6: Final answer
    x = 124,739.12

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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.