Home / 46,870.74-64,692.45-28,726.92

Finding the Fourth Proportional to 46,870.74, 64,692.45 and 28,726.92

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Solution

The fourth proportional to 46,870.74, 64,692.45 and 28,726.92 is: 39,649.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,870.74 : 64,692.45 = 28,726.92 : x
  2. Step 2: Convert to fraction form
    46,870.74/64,692.45 = 28,726.92/x
  3. Step 3: Cross multiply
    46,870.74x = 64,692.45 × 28,726.92
  4. Step 4: Simplify right side
    46,870.74x = 1,858,414,835.75
  5. Step 5: Solve for x
    x = 1,858,414,835.75/46,870.74
  6. Step 6: Final answer
    x = 39,649.79

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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.