Home / 177,808.67-245,380.23-101,326.13

Finding the Fourth Proportional to 177,808.67, 245,380.23 and 101,326.13

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Solution

The fourth proportional to 177,808.67, 245,380.23 and 101,326.13 is: 139,832.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,808.67 : 245,380.23 = 101,326.13 : x
  2. Step 2: Convert to fraction form
    177,808.67/245,380.23 = 101,326.13/x
  3. Step 3: Cross multiply
    177,808.67x = 245,380.23 × 101,326.13
  4. Step 4: Simplify right side
    177,808.67x = 24,863,427,857.51
  5. Step 5: Solve for x
    x = 24,863,427,857.51/177,808.67
  6. Step 6: Final answer
    x = 139,832.49

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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.