Home / 123,802.14-170,846.95-67,213.52

Finding the Fourth Proportional to 123,802.14, 170,846.95 and 67,213.52

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Solution

The fourth proportional to 123,802.14, 170,846.95 and 67,213.52 is: 92,754.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,802.14 : 170,846.95 = 67,213.52 : x
  2. Step 2: Convert to fraction form
    123,802.14/170,846.95 = 67,213.52/x
  3. Step 3: Cross multiply
    123,802.14x = 170,846.95 × 67,213.52
  4. Step 4: Simplify right side
    123,802.14x = 11,483,224,890.76
  5. Step 5: Solve for x
    x = 11,483,224,890.76/123,802.14
  6. Step 6: Final answer
    x = 92,754.66

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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.