Home / 181,068.35-249,920.26-123,730.88

Finding the Fourth Proportional to 181,068.35, 249,920.26 and 123,730.88

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Solution

The fourth proportional to 181,068.35, 249,920.26 and 123,730.88 is: 170,780.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,068.35 : 249,920.26 = 123,730.88 : x
  2. Step 2: Convert to fraction form
    181,068.35/249,920.26 = 123,730.88/x
  3. Step 3: Cross multiply
    181,068.35x = 249,920.26 × 123,730.88
  4. Step 4: Simplify right side
    181,068.35x = 30,922,854,015.10
  5. Step 5: Solve for x
    x = 30,922,854,015.10/181,068.35
  6. Step 6: Final answer
    x = 170,780.00

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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.