Home / 118,799.61-163,942.53-64,350.60

Finding the Fourth Proportional to 118,799.61, 163,942.53 and 64,350.60

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Solution

The fourth proportional to 118,799.61, 163,942.53 and 64,350.60 is: 88,803.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,799.61 : 163,942.53 = 64,350.60 : x
  2. Step 2: Convert to fraction form
    118,799.61/163,942.53 = 64,350.60/x
  3. Step 3: Cross multiply
    118,799.61x = 163,942.53 × 64,350.60
  4. Step 4: Simplify right side
    118,799.61x = 10,549,800,599.07
  5. Step 5: Solve for x
    x = 10,549,800,599.07/118,799.61
  6. Step 6: Final answer
    x = 88,803.33

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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.