Home / 216,056.10-298,174.40-119,279.19

Finding the Fourth Proportional to 216,056.10, 298,174.40 and 119,279.19

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Solution

The fourth proportional to 216,056.10, 298,174.40 and 119,279.19 is: 164,614.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,056.10 : 298,174.40 = 119,279.19 : x
  2. Step 2: Convert to fraction form
    216,056.10/298,174.40 = 119,279.19/x
  3. Step 3: Cross multiply
    216,056.10x = 298,174.40 × 119,279.19
  4. Step 4: Simplify right side
    216,056.10x = 35,566,001,879.79
  5. Step 5: Solve for x
    x = 35,566,001,879.79/216,056.10
  6. Step 6: Final answer
    x = 164,614.66

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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.