Home / 66,325.17-91,501.65-40,823.85

Finding the Fourth Proportional to 66,325.17, 91,501.65 and 40,823.85

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Solution

The fourth proportional to 66,325.17, 91,501.65 and 40,823.85 is: 56,320.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,325.17 : 91,501.65 = 40,823.85 : x
  2. Step 2: Convert to fraction form
    66,325.17/91,501.65 = 40,823.85/x
  3. Step 3: Cross multiply
    66,325.17x = 91,501.65 × 40,823.85
  4. Step 4: Simplify right side
    66,325.17x = 3,735,449,634.35
  5. Step 5: Solve for x
    x = 3,735,449,634.35/66,325.17
  6. Step 6: Final answer
    x = 56,320.24

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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.