Home / 177,606.66-245,097.18-102,155.16

Finding the Fourth Proportional to 177,606.66, 245,097.18 and 102,155.16

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Solution

The fourth proportional to 177,606.66, 245,097.18 and 102,155.16 is: 140,974.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,606.66 : 245,097.18 = 102,155.16 : x
  2. Step 2: Convert to fraction form
    177,606.66/245,097.18 = 102,155.16/x
  3. Step 3: Cross multiply
    177,606.66x = 245,097.18 × 102,155.16
  4. Step 4: Simplify right side
    177,606.66x = 25,037,941,638.45
  5. Step 5: Solve for x
    x = 25,037,941,638.45/177,606.66
  6. Step 6: Final answer
    x = 140,974.11

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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.