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Finding the Fourth Proportional to 61,184.40, 91,776.60 and 58,851.60

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Solution

The fourth proportional to 61,184.40, 91,776.60 and 58,851.60 is: 88,277.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,184.40 : 91,776.60 = 58,851.60 : x
  2. Step 2: Convert to fraction form
    61,184.40/91,776.60 = 58,851.60/x
  3. Step 3: Cross multiply
    61,184.40x = 91,776.60 × 58,851.60
  4. Step 4: Simplify right side
    61,184.40x = 5,401,199,752.56
  5. Step 5: Solve for x
    x = 5,401,199,752.56/61,184.40
  6. Step 6: Final answer
    x = 88,277.40

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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.