Home / 42,225.48-58,270.74-23,105.64

Finding the Fourth Proportional to 42,225.48, 58,270.74 and 23,105.64

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Solution

The fourth proportional to 42,225.48, 58,270.74 and 23,105.64 is: 31,885.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,225.48 : 58,270.74 = 23,105.64 : x
  2. Step 2: Convert to fraction form
    42,225.48/58,270.74 = 23,105.64/x
  3. Step 3: Cross multiply
    42,225.48x = 58,270.74 × 23,105.64
  4. Step 4: Simplify right side
    42,225.48x = 1,346,382,740.97
  5. Step 5: Solve for x
    x = 1,346,382,740.97/42,225.48
  6. Step 6: Final answer
    x = 31,885.55

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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.