Home / 42,179.85-58,203-23,316.93

Finding the Fourth Proportional to 42,179.85, 58,203 and 23,316.93

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Solution

The fourth proportional to 42,179.85, 58,203 and 23,316.93 is: 32,174.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,179.85 : 58,203 = 23,316.93 : x
  2. Step 2: Convert to fraction form
    42,179.85/58,203 = 23,316.93/x
  3. Step 3: Cross multiply
    42,179.85x = 58,203 × 23,316.93
  4. Step 4: Simplify right side
    42,179.85x = 1,357,115,276.79
  5. Step 5: Solve for x
    x = 1,357,115,276.79/42,179.85
  6. Step 6: Final answer
    x = 32,174.49

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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.