Home / 156,828.84-216,416.75-88,844.43

Finding the Fourth Proportional to 156,828.84, 216,416.75 and 88,844.43

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Solution

The fourth proportional to 156,828.84, 216,416.75 and 88,844.43 is: 122,601.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,828.84 : 216,416.75 = 88,844.43 : x
  2. Step 2: Convert to fraction form
    156,828.84/216,416.75 = 88,844.43/x
  3. Step 3: Cross multiply
    156,828.84x = 216,416.75 × 88,844.43
  4. Step 4: Simplify right side
    156,828.84x = 19,227,421,946.20
  5. Step 5: Solve for x
    x = 19,227,421,946.20/156,828.84
  6. Step 6: Final answer
    x = 122,601.31

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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.