Home / 66,801.45-92,186.61-45,580.26

Finding the Fourth Proportional to 66,801.45, 92,186.61 and 45,580.26

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Solution

The fourth proportional to 66,801.45, 92,186.61 and 45,580.26 is: 62,901.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,801.45 : 92,186.61 = 45,580.26 : x
  2. Step 2: Convert to fraction form
    66,801.45/92,186.61 = 45,580.26/x
  3. Step 3: Cross multiply
    66,801.45x = 92,186.61 × 45,580.26
  4. Step 4: Simplify right side
    66,801.45x = 4,201,889,652.32
  5. Step 5: Solve for x
    x = 4,201,889,652.32/66,801.45
  6. Step 6: Final answer
    x = 62,901.17

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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.