Home / 131,185.60-196,681.20-56,244.40

Finding the Fourth Proportional to 131,185.60, 196,681.20 and 56,244.40

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Solution

The fourth proportional to 131,185.60, 196,681.20 and 56,244.40 is: 84,324.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,185.60 : 196,681.20 = 56,244.40 : x
  2. Step 2: Convert to fraction form
    131,185.60/196,681.20 = 56,244.40/x
  3. Step 3: Cross multiply
    131,185.60x = 196,681.20 × 56,244.40
  4. Step 4: Simplify right side
    131,185.60x = 11,062,216,085.28
  5. Step 5: Solve for x
    x = 11,062,216,085.28/131,185.60
  6. Step 6: Final answer
    x = 84,324.93

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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.