Home / 181,070.16-249,902.85-108,476.15

Finding the Fourth Proportional to 181,070.16, 249,902.85 and 108,476.15

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Solution

The fourth proportional to 181,070.16, 249,902.85 and 108,476.15 is: 149,712.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,070.16 : 249,902.85 = 108,476.15 : x
  2. Step 2: Convert to fraction form
    181,070.16/249,902.85 = 108,476.15/x
  3. Step 3: Cross multiply
    181,070.16x = 249,902.85 × 108,476.15
  4. Step 4: Simplify right side
    181,070.16x = 27,108,499,042.03
  5. Step 5: Solve for x
    x = 27,108,499,042.03/181,070.16
  6. Step 6: Final answer
    x = 149,712.68

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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.