Home / 286,184.76-429,277.14-99,196.26

Finding the Fourth Proportional to 286,184.76, 429,277.14 and 99,196.26

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Solution

The fourth proportional to 286,184.76, 429,277.14 and 99,196.26 is: 148,794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,184.76 : 429,277.14 = 99,196.26 : x
  2. Step 2: Convert to fraction form
    286,184.76/429,277.14 = 99,196.26/x
  3. Step 3: Cross multiply
    286,184.76x = 429,277.14 × 99,196.26
  4. Step 4: Simplify right side
    286,184.76x = 42,582,686,791.50
  5. Step 5: Solve for x
    x = 42,582,686,791.50/286,184.76
  6. Step 6: Final answer
    x = 148,794.39

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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.