Home / 181,056.24-249,853.86-100,483.20

Finding the Fourth Proportional to 181,056.24, 249,853.86 and 100,483.20

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Solution

The fourth proportional to 181,056.24, 249,853.86 and 100,483.20 is: 138,664.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,056.24 : 249,853.86 = 100,483.20 : x
  2. Step 2: Convert to fraction form
    181,056.24/249,853.86 = 100,483.20/x
  3. Step 3: Cross multiply
    181,056.24x = 249,853.86 × 100,483.20
  4. Step 4: Simplify right side
    181,056.24x = 25,106,115,385.15
  5. Step 5: Solve for x
    x = 25,106,115,385.15/181,056.24
  6. Step 6: Final answer
    x = 138,664.73

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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.