Home / 130,401.55-195,602.33-71,204.92

Finding the Fourth Proportional to 130,401.55, 195,602.33 and 71,204.92

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Solution

The fourth proportional to 130,401.55, 195,602.33 and 71,204.92 is: 106,807.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,401.55 : 195,602.33 = 71,204.92 : x
  2. Step 2: Convert to fraction form
    130,401.55/195,602.33 = 71,204.92/x
  3. Step 3: Cross multiply
    130,401.55x = 195,602.33 × 71,204.92
  4. Step 4: Simplify right side
    130,401.55x = 13,927,848,259.46
  5. Step 5: Solve for x
    x = 13,927,848,259.46/130,401.55
  6. Step 6: Final answer
    x = 106,807.38

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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.