Home / 66,306.56-99,460.87-36,911.23

Finding the Fourth Proportional to 66,306.56, 99,460.87 and 36,911.23

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Solution

The fourth proportional to 66,306.56, 99,460.87 and 36,911.23 is: 55,367.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,306.56 : 99,460.87 = 36,911.23 : x
  2. Step 2: Convert to fraction form
    66,306.56/99,460.87 = 36,911.23/x
  3. Step 3: Cross multiply
    66,306.56x = 99,460.87 × 36,911.23
  4. Step 4: Simplify right side
    66,306.56x = 3,671,223,386.77
  5. Step 5: Solve for x
    x = 3,671,223,386.77/66,306.56
  6. Step 6: Final answer
    x = 55,367.42

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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.