Home / 187,365.02-258,557.18-106,818.48

Finding the Fourth Proportional to 187,365.02, 258,557.18 and 106,818.48

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Solution

The fourth proportional to 187,365.02, 258,557.18 and 106,818.48 is: 147,405.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,365.02 : 258,557.18 = 106,818.48 : x
  2. Step 2: Convert to fraction form
    187,365.02/258,557.18 = 106,818.48/x
  3. Step 3: Cross multiply
    187,365.02x = 258,557.18 × 106,818.48
  4. Step 4: Simplify right side
    187,365.02x = 27,618,684,426.59
  5. Step 5: Solve for x
    x = 27,618,684,426.59/187,365.02
  6. Step 6: Final answer
    x = 147,405.77

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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.