Home / 156,970.14-216,617.15-116,863.26

Finding the Fourth Proportional to 156,970.14, 216,617.15 and 116,863.26

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Solution

The fourth proportional to 156,970.14, 216,617.15 and 116,863.26 is: 161,270.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,970.14 : 216,617.15 = 116,863.26 : x
  2. Step 2: Convert to fraction form
    156,970.14/216,617.15 = 116,863.26/x
  3. Step 3: Cross multiply
    156,970.14x = 216,617.15 × 116,863.26
  4. Step 4: Simplify right side
    156,970.14x = 25,314,586,320.91
  5. Step 5: Solve for x
    x = 25,314,586,320.91/156,970.14
  6. Step 6: Final answer
    x = 161,270.08

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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.