Home / 262,117.50-393,176.44-65,125.50

Finding the Fourth Proportional to 262,117.50, 393,176.44 and 65,125.50

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Solution

The fourth proportional to 262,117.50, 393,176.44 and 65,125.50 is: 97,688.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,117.50 : 393,176.44 = 65,125.50 : x
  2. Step 2: Convert to fraction form
    262,117.50/393,176.44 = 65,125.50/x
  3. Step 3: Cross multiply
    262,117.50x = 393,176.44 × 65,125.50
  4. Step 4: Simplify right side
    262,117.50x = 25,605,812,243.22
  5. Step 5: Solve for x
    x = 25,605,812,243.22/262,117.50
  6. Step 6: Final answer
    x = 97,688.30

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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.