Home / 42,072.58-58,060.16-23,209.70

Finding the Fourth Proportional to 42,072.58, 58,060.16 and 23,209.70

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Solution

The fourth proportional to 42,072.58, 58,060.16 and 23,209.70 is: 32,029.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,072.58 : 58,060.16 = 23,209.70 : x
  2. Step 2: Convert to fraction form
    42,072.58/58,060.16 = 23,209.70/x
  3. Step 3: Cross multiply
    42,072.58x = 58,060.16 × 23,209.70
  4. Step 4: Simplify right side
    42,072.58x = 1,347,558,895.55
  5. Step 5: Solve for x
    x = 1,347,558,895.55/42,072.58
  6. Step 6: Final answer
    x = 32,029.39

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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.