Home / 45,928.49-68,488.47-42,293.21

Finding the Fourth Proportional to 45,928.49, 68,488.47 and 42,293.21

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Solution

The fourth proportional to 45,928.49, 68,488.47 and 42,293.21 is: 63,067.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,928.49 : 68,488.47 = 42,293.21 : x
  2. Step 2: Convert to fraction form
    45,928.49/68,488.47 = 42,293.21/x
  3. Step 3: Cross multiply
    45,928.49x = 68,488.47 × 42,293.21
  4. Step 4: Simplify right side
    45,928.49x = 2,896,596,901.85
  5. Step 5: Solve for x
    x = 2,896,596,901.85/45,928.49
  6. Step 6: Final answer
    x = 63,067.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.