Home / 216,022.07-323,598.98-107,624.70

Finding the Fourth Proportional to 216,022.07, 323,598.98 and 107,624.70

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Solution

The fourth proportional to 216,022.07, 323,598.98 and 107,624.70 is: 161,220.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,022.07 : 323,598.98 = 107,624.70 : x
  2. Step 2: Convert to fraction form
    216,022.07/323,598.98 = 107,624.70/x
  3. Step 3: Cross multiply
    216,022.07x = 323,598.98 × 107,624.70
  4. Step 4: Simplify right side
    216,022.07x = 34,827,243,411.87
  5. Step 5: Solve for x
    x = 34,827,243,411.87/216,022.07
  6. Step 6: Final answer
    x = 161,220.76

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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.