Home / 216,288.91-324,433.29-157,498.70

Finding the Fourth Proportional to 216,288.91, 324,433.29 and 157,498.70

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Solution

The fourth proportional to 216,288.91, 324,433.29 and 157,498.70 is: 236,248.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,288.91 : 324,433.29 = 157,498.70 : x
  2. Step 2: Convert to fraction form
    216,288.91/324,433.29 = 157,498.70/x
  3. Step 3: Cross multiply
    216,288.91x = 324,433.29 × 157,498.70
  4. Step 4: Simplify right side
    216,288.91x = 51,097,822,222.81
  5. Step 5: Solve for x
    x = 51,097,822,222.81/216,288.91
  6. Step 6: Final answer
    x = 236,248.00

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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.