Home / 187,336.53-258,530.54-102,453.66

Finding the Fourth Proportional to 187,336.53, 258,530.54 and 102,453.66

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Solution

The fourth proportional to 187,336.53, 258,530.54 and 102,453.66 is: 141,389.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,336.53 : 258,530.54 = 102,453.66 : x
  2. Step 2: Convert to fraction form
    187,336.53/258,530.54 = 102,453.66/x
  3. Step 3: Cross multiply
    187,336.53x = 258,530.54 × 102,453.66
  4. Step 4: Simplify right side
    187,336.53x = 26,487,399,532.51
  5. Step 5: Solve for x
    x = 26,487,399,532.51/187,336.53
  6. Step 6: Final answer
    x = 141,389.40

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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.