Home / 115,501.40-173,252.10-106,861.40

Finding the Fourth Proportional to 115,501.40, 173,252.10 and 106,861.40

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Solution

The fourth proportional to 115,501.40, 173,252.10 and 106,861.40 is: 160,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,501.40 : 173,252.10 = 106,861.40 : x
  2. Step 2: Convert to fraction form
    115,501.40/173,252.10 = 106,861.40/x
  3. Step 3: Cross multiply
    115,501.40x = 173,252.10 × 106,861.40
  4. Step 4: Simplify right side
    115,501.40x = 18,513,961,958.94
  5. Step 5: Solve for x
    x = 18,513,961,958.94/115,501.40
  6. Step 6: Final answer
    x = 160,292.10

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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.