Home / 42,583.59-63,875.39-19,216.71

Finding the Fourth Proportional to 42,583.59, 63,875.39 and 19,216.71

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Solution

The fourth proportional to 42,583.59, 63,875.39 and 19,216.71 is: 28,825.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,583.59 : 63,875.39 = 19,216.71 : x
  2. Step 2: Convert to fraction form
    42,583.59/63,875.39 = 19,216.71/x
  3. Step 3: Cross multiply
    42,583.59x = 63,875.39 × 19,216.71
  4. Step 4: Simplify right side
    42,583.59x = 1,227,474,749.68
  5. Step 5: Solve for x
    x = 1,227,474,749.68/42,583.59
  6. Step 6: Final answer
    x = 28,825.07

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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.