Home / 187,384.08-258,596.64-106,798.59

Finding the Fourth Proportional to 187,384.08, 258,596.64 and 106,798.59

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Solution

The fourth proportional to 187,384.08, 258,596.64 and 106,798.59 is: 147,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,384.08 : 258,596.64 = 106,798.59 : x
  2. Step 2: Convert to fraction form
    187,384.08/258,596.64 = 106,798.59/x
  3. Step 3: Cross multiply
    187,384.08x = 258,596.64 × 106,798.59
  4. Step 4: Simplify right side
    187,384.08x = 27,617,756,530.74
  5. Step 5: Solve for x
    x = 27,617,756,530.74/187,384.08
  6. Step 6: Final answer
    x = 147,385.82

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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.