Home / 227,686.55-314,206.02-125,718.35

Finding the Fourth Proportional to 227,686.55, 314,206.02 and 125,718.35

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Solution

The fourth proportional to 227,686.55, 314,206.02 and 125,718.35 is: 173,490.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,686.55 : 314,206.02 = 125,718.35 : x
  2. Step 2: Convert to fraction form
    227,686.55/314,206.02 = 125,718.35/x
  3. Step 3: Cross multiply
    227,686.55x = 314,206.02 × 125,718.35
  4. Step 4: Simplify right side
    227,686.55x = 39,501,460,823.44
  5. Step 5: Solve for x
    x = 39,501,460,823.44/227,686.55
  6. Step 6: Final answer
    x = 173,490.54

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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.