Home / 162,268.40-243,285.88-73,476.20

Finding the Fourth Proportional to 162,268.40, 243,285.88 and 73,476.20

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Solution

The fourth proportional to 162,268.40, 243,285.88 and 73,476.20 is: 110,161.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,268.40 : 243,285.88 = 73,476.20 : x
  2. Step 2: Convert to fraction form
    162,268.40/243,285.88 = 73,476.20/x
  3. Step 3: Cross multiply
    162,268.40x = 243,285.88 × 73,476.20
  4. Step 4: Simplify right side
    162,268.40x = 17,875,721,976.06
  5. Step 5: Solve for x
    x = 17,875,721,976.06/162,268.40
  6. Step 6: Final answer
    x = 110,161.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.