Home / 118,607.09-163,673.46-70,832.07

Finding the Fourth Proportional to 118,607.09, 163,673.46 and 70,832.07

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Solution

The fourth proportional to 118,607.09, 163,673.46 and 70,832.07 is: 97,745.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,607.09 : 163,673.46 = 70,832.07 : x
  2. Step 2: Convert to fraction form
    118,607.09/163,673.46 = 70,832.07/x
  3. Step 3: Cross multiply
    118,607.09x = 163,673.46 × 70,832.07
  4. Step 4: Simplify right side
    118,607.09x = 11,593,329,975.86
  5. Step 5: Solve for x
    x = 11,593,329,975.86/118,607.09
  6. Step 6: Final answer
    x = 97,745.68

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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.