Home / 57,444.75-86,166.59-31,315.50

Finding the Fourth Proportional to 57,444.75, 86,166.59 and 31,315.50

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Solution

The fourth proportional to 57,444.75, 86,166.59 and 31,315.50 is: 46,972.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,444.75 : 86,166.59 = 31,315.50 : x
  2. Step 2: Convert to fraction form
    57,444.75/86,166.59 = 31,315.50/x
  3. Step 3: Cross multiply
    57,444.75x = 86,166.59 × 31,315.50
  4. Step 4: Simplify right side
    57,444.75x = 2,698,349,692.57
  5. Step 5: Solve for x
    x = 2,698,349,692.57/57,444.75
  6. Step 6: Final answer
    x = 46,972.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.