Home / 48,345.58-66,717.98-28,203.82

Finding the Fourth Proportional to 48,345.58, 66,717.98 and 28,203.82

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Solution

The fourth proportional to 48,345.58, 66,717.98 and 28,203.82 is: 38,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,345.58 : 66,717.98 = 28,203.82 : x
  2. Step 2: Convert to fraction form
    48,345.58/66,717.98 = 28,203.82/x
  3. Step 3: Cross multiply
    48,345.58x = 66,717.98 × 28,203.82
  4. Step 4: Simplify right side
    48,345.58x = 1,881,701,898.68
  5. Step 5: Solve for x
    x = 1,881,701,898.68/48,345.58
  6. Step 6: Final answer
    x = 38,921.90

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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.