Home / 122,037.24-168,411.44-68,322.36

Finding the Fourth Proportional to 122,037.24, 168,411.44 and 68,322.36

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Solution

The fourth proportional to 122,037.24, 168,411.44 and 68,322.36 is: 94,284.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,037.24 : 168,411.44 = 68,322.36 : x
  2. Step 2: Convert to fraction form
    122,037.24/168,411.44 = 68,322.36/x
  3. Step 3: Cross multiply
    122,037.24x = 168,411.44 × 68,322.36
  4. Step 4: Simplify right side
    122,037.24x = 11,506,267,031.80
  5. Step 5: Solve for x
    x = 11,506,267,031.80/122,037.24
  6. Step 6: Final answer
    x = 94,284.88

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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.