Home / 156,797.32-216,332.62-88,803.49

Finding the Fourth Proportional to 156,797.32, 216,332.62 and 88,803.49

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Solution

The fourth proportional to 156,797.32, 216,332.62 and 88,803.49 is: 122,521.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,797.32 : 216,332.62 = 88,803.49 : x
  2. Step 2: Convert to fraction form
    156,797.32/216,332.62 = 88,803.49/x
  3. Step 3: Cross multiply
    156,797.32x = 216,332.62 × 88,803.49
  4. Step 4: Simplify right side
    156,797.32x = 19,211,091,656.84
  5. Step 5: Solve for x
    x = 19,211,091,656.84/156,797.32
  6. Step 6: Final answer
    x = 122,521.81

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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.