Home / 112,321.68-168,426.18-37,415.49

Finding the Fourth Proportional to 112,321.68, 168,426.18 and 37,415.49

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Solution

The fourth proportional to 112,321.68, 168,426.18 and 37,415.49 is: 56,104.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,321.68 : 168,426.18 = 37,415.49 : x
  2. Step 2: Convert to fraction form
    112,321.68/168,426.18 = 37,415.49/x
  3. Step 3: Cross multiply
    112,321.68x = 168,426.18 × 37,415.49
  4. Step 4: Simplify right side
    112,321.68x = 6,301,748,053.53
  5. Step 5: Solve for x
    x = 6,301,748,053.53/112,321.68
  6. Step 6: Final answer
    x = 56,104.47

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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.