Home / 112,034.49-154,605.59-61,047.66

Finding the Fourth Proportional to 112,034.49, 154,605.59 and 61,047.66

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Solution

The fourth proportional to 112,034.49, 154,605.59 and 61,047.66 is: 84,244.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,034.49 : 154,605.59 = 61,047.66 : x
  2. Step 2: Convert to fraction form
    112,034.49/154,605.59 = 61,047.66/x
  3. Step 3: Cross multiply
    112,034.49x = 154,605.59 × 61,047.66
  4. Step 4: Simplify right side
    112,034.49x = 9,438,310,339.27
  5. Step 5: Solve for x
    x = 9,438,310,339.27/112,034.49
  6. Step 6: Final answer
    x = 84,244.68

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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.