Home / 124,243.93-186,220.23-53,145.91

Finding the Fourth Proportional to 124,243.93, 186,220.23 and 53,145.91

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Solution

The fourth proportional to 124,243.93, 186,220.23 and 53,145.91 is: 79,656.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,243.93 : 186,220.23 = 53,145.91 : x
  2. Step 2: Convert to fraction form
    124,243.93/186,220.23 = 53,145.91/x
  3. Step 3: Cross multiply
    124,243.93x = 186,220.23 × 53,145.91
  4. Step 4: Simplify right side
    124,243.93x = 9,896,843,583.76
  5. Step 5: Solve for x
    x = 9,896,843,583.76/124,243.93
  6. Step 6: Final answer
    x = 79,656.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.