Home / 66,774.40-92,182.08-41,637.76

Finding the Fourth Proportional to 66,774.40, 92,182.08 and 41,637.76

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Solution

The fourth proportional to 66,774.40, 92,182.08 and 41,637.76 is: 57,480.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,774.40 : 92,182.08 = 41,637.76 : x
  2. Step 2: Convert to fraction form
    66,774.40/92,182.08 = 41,637.76/x
  3. Step 3: Cross multiply
    66,774.40x = 92,182.08 × 41,637.76
  4. Step 4: Simplify right side
    66,774.40x = 3,838,255,323.34
  5. Step 5: Solve for x
    x = 3,838,255,323.34/66,774.40
  6. Step 6: Final answer
    x = 57,480.94

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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.