Home / 156,863.04-216,496.80-114,561.60

Finding the Fourth Proportional to 156,863.04, 216,496.80 and 114,561.60

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Solution

The fourth proportional to 156,863.04, 216,496.80 and 114,561.60 is: 158,113.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,863.04 : 216,496.80 = 114,561.60 : x
  2. Step 2: Convert to fraction form
    156,863.04/216,496.80 = 114,561.60/x
  3. Step 3: Cross multiply
    156,863.04x = 216,496.80 × 114,561.60
  4. Step 4: Simplify right side
    156,863.04x = 24,802,219,802.88
  5. Step 5: Solve for x
    x = 24,802,219,802.88/156,863.04
  6. Step 6: Final answer
    x = 158,113.85

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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.