Home / 162,030.60-243,305.10-109,672.20

Finding the Fourth Proportional to 162,030.60, 243,305.10 and 109,672.20

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Solution

The fourth proportional to 162,030.60, 243,305.10 and 109,672.20 is: 164,683.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,030.60 : 243,305.10 = 109,672.20 : x
  2. Step 2: Convert to fraction form
    162,030.60/243,305.10 = 109,672.20/x
  3. Step 3: Cross multiply
    162,030.60x = 243,305.10 × 109,672.20
  4. Step 4: Simplify right side
    162,030.60x = 26,683,805,588.22
  5. Step 5: Solve for x
    x = 26,683,805,588.22/162,030.60
  6. Step 6: Final answer
    x = 164,683.74

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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.