Home / 118,175.07-163,083.80-64,462.01

Finding the Fourth Proportional to 118,175.07, 163,083.80 and 64,462.01

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Solution

The fourth proportional to 118,175.07, 163,083.80 and 64,462.01 is: 88,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,175.07 : 163,083.80 = 64,462.01 : x
  2. Step 2: Convert to fraction form
    118,175.07/163,083.80 = 64,462.01/x
  3. Step 3: Cross multiply
    118,175.07x = 163,083.80 × 64,462.01
  4. Step 4: Simplify right side
    118,175.07x = 10,512,708,408.71
  5. Step 5: Solve for x
    x = 10,512,708,408.71/118,175.07
  6. Step 6: Final answer
    x = 88,958.77

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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.