Home / 72,532.46-100,095.54-40,700.67

Finding the Fourth Proportional to 72,532.46, 100,095.54 and 40,700.67

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Solution

The fourth proportional to 72,532.46, 100,095.54 and 40,700.67 is: 56,167.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,532.46 : 100,095.54 = 40,700.67 : x
  2. Step 2: Convert to fraction form
    72,532.46/100,095.54 = 40,700.67/x
  3. Step 3: Cross multiply
    72,532.46x = 100,095.54 × 40,700.67
  4. Step 4: Simplify right side
    72,532.46x = 4,073,955,542.01
  5. Step 5: Solve for x
    x = 4,073,955,542.01/72,532.46
  6. Step 6: Final answer
    x = 56,167.35

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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.