Home / 152,605.22-227,979.56-98,859.69

Finding the Fourth Proportional to 152,605.22, 227,979.56 and 98,859.69

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Solution

The fourth proportional to 152,605.22, 227,979.56 and 98,859.69 is: 147,688.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,605.22 : 227,979.56 = 98,859.69 : x
  2. Step 2: Convert to fraction form
    152,605.22/227,979.56 = 98,859.69/x
  3. Step 3: Cross multiply
    152,605.22x = 227,979.56 × 98,859.69
  4. Step 4: Simplify right side
    152,605.22x = 22,537,988,875.09
  5. Step 5: Solve for x
    x = 22,537,988,875.09/152,605.22
  6. Step 6: Final answer
    x = 147,688.20

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.