Home / 216,460.60-298,715.04-120,967.24

Finding the Fourth Proportional to 216,460.60, 298,715.04 and 120,967.24

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Solution

The fourth proportional to 216,460.60, 298,715.04 and 120,967.24 is: 166,934.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,460.60 : 298,715.04 = 120,967.24 : x
  2. Step 2: Convert to fraction form
    216,460.60/298,715.04 = 120,967.24/x
  3. Step 3: Cross multiply
    216,460.60x = 298,715.04 × 120,967.24
  4. Step 4: Simplify right side
    216,460.60x = 36,134,733,935.29
  5. Step 5: Solve for x
    x = 36,134,733,935.29/216,460.60
  6. Step 6: Final answer
    x = 166,934.46

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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.