Home / 155,511.58-233,259.17-76,599.16

Finding the Fourth Proportional to 155,511.58, 233,259.17 and 76,599.16

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Solution

The fourth proportional to 155,511.58, 233,259.17 and 76,599.16 is: 114,894.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,511.58 : 233,259.17 = 76,599.16 : x
  2. Step 2: Convert to fraction form
    155,511.58/233,259.17 = 76,599.16/x
  3. Step 3: Cross multiply
    155,511.58x = 233,259.17 × 76,599.16
  4. Step 4: Simplify right side
    155,511.58x = 17,867,456,484.30
  5. Step 5: Solve for x
    x = 17,867,456,484.30/155,511.58
  6. Step 6: Final answer
    x = 114,894.70

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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.