Home / 118,173.01-163,079.26-64,459.18

Finding the Fourth Proportional to 118,173.01, 163,079.26 and 64,459.18

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Solution

The fourth proportional to 118,173.01, 163,079.26 and 64,459.18 is: 88,953.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,173.01 : 163,079.26 = 64,459.18 : x
  2. Step 2: Convert to fraction form
    118,173.01/163,079.26 = 64,459.18/x
  3. Step 3: Cross multiply
    118,173.01x = 163,079.26 × 64,459.18
  4. Step 4: Simplify right side
    118,173.01x = 10,511,955,374.61
  5. Step 5: Solve for x
    x = 10,511,955,374.61/118,173.01
  6. Step 6: Final answer
    x = 88,953.94

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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.