Home / 181,133.46-249,877.35-127,448.10

Finding the Fourth Proportional to 181,133.46, 249,877.35 and 127,448.10

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Solution

The fourth proportional to 181,133.46, 249,877.35 and 127,448.10 is: 175,817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,133.46 : 249,877.35 = 127,448.10 : x
  2. Step 2: Convert to fraction form
    181,133.46/249,877.35 = 127,448.10/x
  3. Step 3: Cross multiply
    181,133.46x = 249,877.35 × 127,448.10
  4. Step 4: Simplify right side
    181,133.46x = 31,846,393,490.54
  5. Step 5: Solve for x
    x = 31,846,393,490.54/181,133.46
  6. Step 6: Final answer
    x = 175,817.29

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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.