Home / 71,927.32-99,263.07-40,096.45

Finding the Fourth Proportional to 71,927.32, 99,263.07 and 40,096.45

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Solution

The fourth proportional to 71,927.32, 99,263.07 and 40,096.45 is: 55,334.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,927.32 : 99,263.07 = 40,096.45 : x
  2. Step 2: Convert to fraction form
    71,927.32/99,263.07 = 40,096.45/x
  3. Step 3: Cross multiply
    71,927.32x = 99,263.07 × 40,096.45
  4. Step 4: Simplify right side
    71,927.32x = 3,980,096,723.10
  5. Step 5: Solve for x
    x = 3,980,096,723.10/71,927.32
  6. Step 6: Final answer
    x = 55,334.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.