Home / 124,384.08-171,677.76-79,053.24

Finding the Fourth Proportional to 124,384.08, 171,677.76 and 79,053.24

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Solution

The fourth proportional to 124,384.08, 171,677.76 and 79,053.24 is: 109,111.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,384.08 : 171,677.76 = 79,053.24 : x
  2. Step 2: Convert to fraction form
    124,384.08/171,677.76 = 79,053.24/x
  3. Step 3: Cross multiply
    124,384.08x = 171,677.76 × 79,053.24
  4. Step 4: Simplify right side
    124,384.08x = 13,571,683,163.94
  5. Step 5: Solve for x
    x = 13,571,683,163.94/124,384.08
  6. Step 6: Final answer
    x = 109,111.09

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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.