Home / 156,307.19-234,518.15-93,163.10

Finding the Fourth Proportional to 156,307.19, 234,518.15 and 93,163.10

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Solution

The fourth proportional to 156,307.19, 234,518.15 and 93,163.10 is: 139,778.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,307.19 : 234,518.15 = 93,163.10 : x
  2. Step 2: Convert to fraction form
    156,307.19/234,518.15 = 93,163.10/x
  3. Step 3: Cross multiply
    156,307.19x = 234,518.15 × 93,163.10
  4. Step 4: Simplify right side
    156,307.19x = 21,848,436,920.58
  5. Step 5: Solve for x
    x = 21,848,436,920.58/156,307.19
  6. Step 6: Final answer
    x = 139,778.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.