Home / 118,241.54-163,176.80-64,530.03

Finding the Fourth Proportional to 118,241.54, 163,176.80 and 64,530.03

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Solution

The fourth proportional to 118,241.54, 163,176.80 and 64,530.03 is: 89,053.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,241.54 : 163,176.80 = 64,530.03 : x
  2. Step 2: Convert to fraction form
    118,241.54/163,176.80 = 64,530.03/x
  3. Step 3: Cross multiply
    118,241.54x = 163,176.80 × 64,530.03
  4. Step 4: Simplify right side
    118,241.54x = 10,529,803,476.65
  5. Step 5: Solve for x
    x = 10,529,803,476.65/118,241.54
  6. Step 6: Final answer
    x = 89,053.34

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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.