Home / 66,348.56-91,551.48-47,277.92

Finding the Fourth Proportional to 66,348.56, 91,551.48 and 47,277.92

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Solution

The fourth proportional to 66,348.56, 91,551.48 and 47,277.92 is: 65,236.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,348.56 : 91,551.48 = 47,277.92 : x
  2. Step 2: Convert to fraction form
    66,348.56/91,551.48 = 47,277.92/x
  3. Step 3: Cross multiply
    66,348.56x = 91,551.48 × 47,277.92
  4. Step 4: Simplify right side
    66,348.56x = 4,328,363,547.32
  5. Step 5: Solve for x
    x = 4,328,363,547.32/66,348.56
  6. Step 6: Final answer
    x = 65,236.74

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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.