Home / 86,214.38-118,936.77-62,303.18

Finding the Fourth Proportional to 86,214.38, 118,936.77 and 62,303.18

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Solution

The fourth proportional to 86,214.38, 118,936.77 and 62,303.18 is: 85,950.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,214.38 : 118,936.77 = 62,303.18 : x
  2. Step 2: Convert to fraction form
    86,214.38/118,936.77 = 62,303.18/x
  3. Step 3: Cross multiply
    86,214.38x = 118,936.77 × 62,303.18
  4. Step 4: Simplify right side
    86,214.38x = 7,410,138,678.41
  5. Step 5: Solve for x
    x = 7,410,138,678.41/86,214.38
  6. Step 6: Final answer
    x = 85,950.15

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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.