Home / 311,154.04-429,398.04-183,829.33

Finding the Fourth Proportional to 311,154.04, 429,398.04 and 183,829.33

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Solution

The fourth proportional to 311,154.04, 429,398.04 and 183,829.33 is: 253,687.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,154.04 : 429,398.04 = 183,829.33 : x
  2. Step 2: Convert to fraction form
    311,154.04/429,398.04 = 183,829.33/x
  3. Step 3: Cross multiply
    311,154.04x = 429,398.04 × 183,829.33
  4. Step 4: Simplify right side
    311,154.04x = 78,935,953,996.51
  5. Step 5: Solve for x
    x = 78,935,953,996.51/311,154.04
  6. Step 6: Final answer
    x = 253,687.70

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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.