Home / 286,250.90-395,038.58-158,926.50

Finding the Fourth Proportional to 286,250.90, 395,038.58 and 158,926.50

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Solution

The fourth proportional to 286,250.90, 395,038.58 and 158,926.50 is: 219,325.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    286,250.90 : 395,038.58 = 158,926.50 : x
  2. Step 2: Convert to fraction form
    286,250.90/395,038.58 = 158,926.50/x
  3. Step 3: Cross multiply
    286,250.90x = 395,038.58 × 158,926.50
  4. Step 4: Simplify right side
    286,250.90x = 62,782,098,089.74
  5. Step 5: Solve for x
    x = 62,782,098,089.74/286,250.90
  6. Step 6: Final answer
    x = 219,325.42

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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.