Home / 42,541.68-58,706.52-23,678.40

Finding the Fourth Proportional to 42,541.68, 58,706.52 and 23,678.40

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Solution

The fourth proportional to 42,541.68, 58,706.52 and 23,678.40 is: 32,675.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,541.68 : 58,706.52 = 23,678.40 : x
  2. Step 2: Convert to fraction form
    42,541.68/58,706.52 = 23,678.40/x
  3. Step 3: Cross multiply
    42,541.68x = 58,706.52 × 23,678.40
  4. Step 4: Simplify right side
    42,541.68x = 1,390,076,463.17
  5. Step 5: Solve for x
    x = 1,390,076,463.17/42,541.68
  6. Step 6: Final answer
    x = 32,675.64

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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.