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Finding the Fourth Proportional to 61,762.12, 92,643.18 and 15,014.92

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Solution

The fourth proportional to 61,762.12, 92,643.18 and 15,014.92 is: 22,522.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,762.12 : 92,643.18 = 15,014.92 : x
  2. Step 2: Convert to fraction form
    61,762.12/92,643.18 = 15,014.92/x
  3. Step 3: Cross multiply
    61,762.12x = 92,643.18 × 15,014.92
  4. Step 4: Simplify right side
    61,762.12x = 1,391,029,936.25
  5. Step 5: Solve for x
    x = 1,391,029,936.25/61,762.12
  6. Step 6: Final answer
    x = 22,522.38

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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.