Home / 216,404.39-298,653.51-119,606.18

Finding the Fourth Proportional to 216,404.39, 298,653.51 and 119,606.18

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Solution

The fourth proportional to 216,404.39, 298,653.51 and 119,606.18 is: 165,065.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,404.39 : 298,653.51 = 119,606.18 : x
  2. Step 2: Convert to fraction form
    216,404.39/298,653.51 = 119,606.18/x
  3. Step 3: Cross multiply
    216,404.39x = 298,653.51 × 119,606.18
  4. Step 4: Simplify right side
    216,404.39x = 35,720,803,981.42
  5. Step 5: Solve for x
    x = 35,720,803,981.42/216,404.39
  6. Step 6: Final answer
    x = 165,065.07

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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.