Home / 130,371.40-195,557.10-127,455.40

Finding the Fourth Proportional to 130,371.40, 195,557.10 and 127,455.40

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Solution

The fourth proportional to 130,371.40, 195,557.10 and 127,455.40 is: 191,183.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,371.40 : 195,557.10 = 127,455.40 : x
  2. Step 2: Convert to fraction form
    130,371.40/195,557.10 = 127,455.40/x
  3. Step 3: Cross multiply
    130,371.40x = 195,557.10 × 127,455.40
  4. Step 4: Simplify right side
    130,371.40x = 24,924,808,403.34
  5. Step 5: Solve for x
    x = 24,924,808,403.34/130,371.40
  6. Step 6: Final answer
    x = 191,183.10

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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.