Home / 118,710.90-178,014.24-35,585.46

Finding the Fourth Proportional to 118,710.90, 178,014.24 and 35,585.46

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Solution

The fourth proportional to 118,710.90, 178,014.24 and 35,585.46 is: 53,362.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,710.90 : 178,014.24 = 35,585.46 : x
  2. Step 2: Convert to fraction form
    118,710.90/178,014.24 = 35,585.46/x
  3. Step 3: Cross multiply
    118,710.90x = 178,014.24 × 35,585.46
  4. Step 4: Simplify right side
    118,710.90x = 6,334,718,616.95
  5. Step 5: Solve for x
    x = 6,334,718,616.95/118,710.90
  6. Step 6: Final answer
    x = 53,362.57

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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.