Home / 130,825.60-196,252.80-47,737.60

Finding the Fourth Proportional to 130,825.60, 196,252.80 and 47,737.60

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Solution

The fourth proportional to 130,825.60, 196,252.80 and 47,737.60 is: 71,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,825.60 : 196,252.80 = 47,737.60 : x
  2. Step 2: Convert to fraction form
    130,825.60/196,252.80 = 47,737.60/x
  3. Step 3: Cross multiply
    130,825.60x = 196,252.80 × 47,737.60
  4. Step 4: Simplify right side
    130,825.60x = 9,368,637,665.28
  5. Step 5: Solve for x
    x = 9,368,637,665.28/130,825.60
  6. Step 6: Final answer
    x = 71,611.65

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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.