Home / 162,315.60-243,473.33-43,986.94

Finding the Fourth Proportional to 162,315.60, 243,473.33 and 43,986.94

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Solution

The fourth proportional to 162,315.60, 243,473.33 and 43,986.94 is: 65,980.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,315.60 : 243,473.33 = 43,986.94 : x
  2. Step 2: Convert to fraction form
    162,315.60/243,473.33 = 43,986.94/x
  3. Step 3: Cross multiply
    162,315.60x = 243,473.33 × 43,986.94
  4. Step 4: Simplify right side
    162,315.60x = 10,709,646,259.59
  5. Step 5: Solve for x
    x = 10,709,646,259.59/162,315.60
  6. Step 6: Final answer
    x = 65,980.39

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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.