Home / 150,585.08-207,817.95-86,063.82

Finding the Fourth Proportional to 150,585.08, 207,817.95 and 86,063.82

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Solution

The fourth proportional to 150,585.08, 207,817.95 and 86,063.82 is: 118,774.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,585.08 : 207,817.95 = 86,063.82 : x
  2. Step 2: Convert to fraction form
    150,585.08/207,817.95 = 86,063.82/x
  3. Step 3: Cross multiply
    150,585.08x = 207,817.95 × 86,063.82
  4. Step 4: Simplify right side
    150,585.08x = 17,885,606,184.99
  5. Step 5: Solve for x
    x = 17,885,606,184.99/150,585.08
  6. Step 6: Final answer
    x = 118,774.10

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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.