Home / 180,601.80-249,223.56-100,032.72

Finding the Fourth Proportional to 180,601.80, 249,223.56 and 100,032.72

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Solution

The fourth proportional to 180,601.80, 249,223.56 and 100,032.72 is: 138,041.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,601.80 : 249,223.56 = 100,032.72 : x
  2. Step 2: Convert to fraction form
    180,601.80/249,223.56 = 100,032.72/x
  3. Step 3: Cross multiply
    180,601.80x = 249,223.56 × 100,032.72
  4. Step 4: Simplify right side
    180,601.80x = 24,930,510,594.88
  5. Step 5: Solve for x
    x = 24,930,510,594.88/180,601.80
  6. Step 6: Final answer
    x = 138,041.32

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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.