Home / 216,002.80-323,615.40-176,345.20

Finding the Fourth Proportional to 216,002.80, 323,615.40 and 176,345.20

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Solution

The fourth proportional to 216,002.80, 323,615.40 and 176,345.20 is: 264,200.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,002.80 : 323,615.40 = 176,345.20 : x
  2. Step 2: Convert to fraction form
    216,002.80/323,615.40 = 176,345.20/x
  3. Step 3: Cross multiply
    216,002.80x = 323,615.40 × 176,345.20
  4. Step 4: Simplify right side
    216,002.80x = 57,068,022,436.08
  5. Step 5: Solve for x
    x = 57,068,022,436.08/216,002.80
  6. Step 6: Final answer
    x = 264,200.38

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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.