Home / 48,357.19-66,715.82-31,599.91

Finding the Fourth Proportional to 48,357.19, 66,715.82 and 31,599.91

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Solution

The fourth proportional to 48,357.19, 66,715.82 and 31,599.91 is: 43,596.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,357.19 : 66,715.82 = 31,599.91 : x
  2. Step 2: Convert to fraction form
    48,357.19/66,715.82 = 31,599.91/x
  3. Step 3: Cross multiply
    48,357.19x = 66,715.82 × 31,599.91
  4. Step 4: Simplify right side
    48,357.19x = 2,108,213,749.58
  5. Step 5: Solve for x
    x = 2,108,213,749.58/48,357.19
  6. Step 6: Final answer
    x = 43,596.70

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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.