Home / 156,833.16-216,422.64-88,848.60

Finding the Fourth Proportional to 156,833.16, 216,422.64 and 88,848.60

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Solution

The fourth proportional to 156,833.16, 216,422.64 and 88,848.60 is: 122,607.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,833.16 : 216,422.64 = 88,848.60 : x
  2. Step 2: Convert to fraction form
    156,833.16/216,422.64 = 88,848.60/x
  3. Step 3: Cross multiply
    156,833.16x = 216,422.64 × 88,848.60
  4. Step 4: Simplify right side
    156,833.16x = 19,228,848,572.30
  5. Step 5: Solve for x
    x = 19,228,848,572.30/156,833.16
  6. Step 6: Final answer
    x = 122,607.03

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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.