Home / 177,929.84-245,632.02-102,463.76

Finding the Fourth Proportional to 177,929.84, 245,632.02 and 102,463.76

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Solution

The fourth proportional to 177,929.84, 245,632.02 and 102,463.76 is: 141,451.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,929.84 : 245,632.02 = 102,463.76 : x
  2. Step 2: Convert to fraction form
    177,929.84/245,632.02 = 102,463.76/x
  3. Step 3: Cross multiply
    177,929.84x = 245,632.02 × 102,463.76
  4. Step 4: Simplify right side
    177,929.84x = 25,168,380,345.60
  5. Step 5: Solve for x
    x = 25,168,380,345.60/177,929.84
  6. Step 6: Final answer
    x = 141,451.15

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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.