Home / 125,772.40-188,658.72-32,278.24

Finding the Fourth Proportional to 125,772.40, 188,658.72 and 32,278.24

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Solution

The fourth proportional to 125,772.40, 188,658.72 and 32,278.24 is: 48,417.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,772.40 : 188,658.72 = 32,278.24 : x
  2. Step 2: Convert to fraction form
    125,772.40/188,658.72 = 32,278.24/x
  3. Step 3: Cross multiply
    125,772.40x = 188,658.72 × 32,278.24
  4. Step 4: Simplify right side
    125,772.40x = 6,089,571,442.25
  5. Step 5: Solve for x
    x = 6,089,571,442.25/125,772.40
  6. Step 6: Final answer
    x = 48,417.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.