Home / 177,798.80-245,359.96-101,322.45

Finding the Fourth Proportional to 177,798.80, 245,359.96 and 101,322.45

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Solution

The fourth proportional to 177,798.80, 245,359.96 and 101,322.45 is: 139,823.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,798.80 : 245,359.96 = 101,322.45 : x
  2. Step 2: Convert to fraction form
    177,798.80/245,359.96 = 101,322.45/x
  3. Step 3: Cross multiply
    177,798.80x = 245,359.96 × 101,322.45
  4. Step 4: Simplify right side
    177,798.80x = 24,860,472,025.80
  5. Step 5: Solve for x
    x = 24,860,472,025.80/177,798.80
  6. Step 6: Final answer
    x = 139,823.62

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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.