Home / 72,214.02-108,323.25-19,624.62

Finding the Fourth Proportional to 72,214.02, 108,323.25 and 19,624.62

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Solution

The fourth proportional to 72,214.02, 108,323.25 and 19,624.62 is: 29,437.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,214.02 : 108,323.25 = 19,624.62 : x
  2. Step 2: Convert to fraction form
    72,214.02/108,323.25 = 19,624.62/x
  3. Step 3: Cross multiply
    72,214.02x = 108,323.25 × 19,624.62
  4. Step 4: Simplify right side
    72,214.02x = 2,125,802,618.42
  5. Step 5: Solve for x
    x = 2,125,802,618.42/72,214.02
  6. Step 6: Final answer
    x = 29,437.53

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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.