Home / 162,087.36-243,034.98-55,433.58

Finding the Fourth Proportional to 162,087.36, 243,034.98 and 55,433.58

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Solution

The fourth proportional to 162,087.36, 243,034.98 and 55,433.58 is: 83,117.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,087.36 : 243,034.98 = 55,433.58 : x
  2. Step 2: Convert to fraction form
    162,087.36/243,034.98 = 55,433.58/x
  3. Step 3: Cross multiply
    162,087.36x = 243,034.98 × 55,433.58
  4. Step 4: Simplify right side
    162,087.36x = 13,472,299,006.63
  5. Step 5: Solve for x
    x = 13,472,299,006.63/162,087.36
  6. Step 6: Final answer
    x = 83,117.52

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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.