Home / 48,394.74-72,876.35-42,228.31

Finding the Fourth Proportional to 48,394.74, 72,876.35 and 42,228.31

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Solution

The fourth proportional to 48,394.74, 72,876.35 and 42,228.31 is: 63,590.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,394.74 : 72,876.35 = 42,228.31 : x
  2. Step 2: Convert to fraction form
    48,394.74/72,876.35 = 42,228.31/x
  3. Step 3: Cross multiply
    48,394.74x = 72,876.35 × 42,228.31
  4. Step 4: Simplify right side
    48,394.74x = 3,077,445,099.47
  5. Step 5: Solve for x
    x = 3,077,445,099.47/48,394.74
  6. Step 6: Final answer
    x = 63,590.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.