Home / 155,029.08-232,544.88-42,715.50

Finding the Fourth Proportional to 155,029.08, 232,544.88 and 42,715.50

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Solution

The fourth proportional to 155,029.08, 232,544.88 and 42,715.50 is: 64,073.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,029.08 : 232,544.88 = 42,715.50 : x
  2. Step 2: Convert to fraction form
    155,029.08/232,544.88 = 42,715.50/x
  3. Step 3: Cross multiply
    155,029.08x = 232,544.88 × 42,715.50
  4. Step 4: Simplify right side
    155,029.08x = 9,933,270,821.64
  5. Step 5: Solve for x
    x = 9,933,270,821.64/155,029.08
  6. Step 6: Final answer
    x = 64,073.60

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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.