Home / 42,551.84-58,720.20-23,688.02

Finding the Fourth Proportional to 42,551.84, 58,720.20 and 23,688.02

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Solution

The fourth proportional to 42,551.84, 58,720.20 and 23,688.02 is: 32,688.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,551.84 : 58,720.20 = 23,688.02 : x
  2. Step 2: Convert to fraction form
    42,551.84/58,720.20 = 23,688.02/x
  3. Step 3: Cross multiply
    42,551.84x = 58,720.20 × 23,688.02
  4. Step 4: Simplify right side
    42,551.84x = 1,390,965,272.00
  5. Step 5: Solve for x
    x = 1,390,965,272.00/42,551.84
  6. Step 6: Final answer
    x = 32,688.72

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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.