Home / 177,844.77-245,433.65-102,417.57

Finding the Fourth Proportional to 177,844.77, 245,433.65 and 102,417.57

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Solution

The fourth proportional to 177,844.77, 245,433.65 and 102,417.57 is: 141,340.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,844.77 : 245,433.65 = 102,417.57 : x
  2. Step 2: Convert to fraction form
    177,844.77/245,433.65 = 102,417.57/x
  3. Step 3: Cross multiply
    177,844.77x = 245,433.65 × 102,417.57
  4. Step 4: Simplify right side
    177,844.77x = 25,136,717,517.14
  5. Step 5: Solve for x
    x = 25,136,717,517.14/177,844.77
  6. Step 6: Final answer
    x = 141,340.77

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1.5x scale

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.