Home / 66,346.42-91,577.37-53,010.58

Finding the Fourth Proportional to 66,346.42, 91,577.37 and 53,010.58

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Solution

The fourth proportional to 66,346.42, 91,577.37 and 53,010.58 is: 73,170.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,346.42 : 91,577.37 = 53,010.58 : x
  2. Step 2: Convert to fraction form
    66,346.42/91,577.37 = 53,010.58/x
  3. Step 3: Cross multiply
    66,346.42x = 91,577.37 × 53,010.58
  4. Step 4: Simplify right side
    66,346.42x = 4,854,569,498.57
  5. Step 5: Solve for x
    x = 4,854,569,498.57/66,346.42
  6. Step 6: Final answer
    x = 73,170.03

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.