Home / 75,432.96-104,012.07-48,173.22

Finding the Fourth Proportional to 75,432.96, 104,012.07 and 48,173.22

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Solution

The fourth proportional to 75,432.96, 104,012.07 and 48,173.22 is: 66,424.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,432.96 : 104,012.07 = 48,173.22 : x
  2. Step 2: Convert to fraction form
    75,432.96/104,012.07 = 48,173.22/x
  3. Step 3: Cross multiply
    75,432.96x = 104,012.07 × 48,173.22
  4. Step 4: Simplify right side
    75,432.96x = 5,010,596,330.77
  5. Step 5: Solve for x
    x = 5,010,596,330.77/75,432.96
  6. Step 6: Final answer
    x = 66,424.50

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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.