Home / 162,030.26-243,045.40-51,222.26

Finding the Fourth Proportional to 162,030.26, 243,045.40 and 51,222.26

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Solution

The fourth proportional to 162,030.26, 243,045.40 and 51,222.26 is: 76,833.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,030.26 : 243,045.40 = 51,222.26 : x
  2. Step 2: Convert to fraction form
    162,030.26/243,045.40 = 51,222.26/x
  3. Step 3: Cross multiply
    162,030.26x = 243,045.40 × 51,222.26
  4. Step 4: Simplify right side
    162,030.26x = 12,449,334,670.60
  5. Step 5: Solve for x
    x = 12,449,334,670.60/162,030.26
  6. Step 6: Final answer
    x = 76,833.39

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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.