Home / 180,582.96-249,245.94-120,156.14

Finding the Fourth Proportional to 180,582.96, 249,245.94 and 120,156.14

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Solution

The fourth proportional to 180,582.96, 249,245.94 and 120,156.14 is: 165,843.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,582.96 : 249,245.94 = 120,156.14 : x
  2. Step 2: Convert to fraction form
    180,582.96/249,245.94 = 120,156.14/x
  3. Step 3: Cross multiply
    180,582.96x = 249,245.94 × 120,156.14
  4. Step 4: Simplify right side
    180,582.96x = 29,948,430,061.07
  5. Step 5: Solve for x
    x = 29,948,430,061.07/180,582.96
  6. Step 6: Final answer
    x = 165,843.06

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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.