Home / 187,106.02-258,205.53-102,224.50

Finding the Fourth Proportional to 187,106.02, 258,205.53 and 102,224.50

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Solution

The fourth proportional to 187,106.02, 258,205.53 and 102,224.50 is: 141,069.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,106.02 : 258,205.53 = 102,224.50 : x
  2. Step 2: Convert to fraction form
    187,106.02/258,205.53 = 102,224.50/x
  3. Step 3: Cross multiply
    187,106.02x = 258,205.53 × 102,224.50
  4. Step 4: Simplify right side
    187,106.02x = 26,394,931,201.49
  5. Step 5: Solve for x
    x = 26,394,931,201.49/187,106.02
  6. Step 6: Final answer
    x = 141,069.39

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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.