Home / 61,962.09-85,508.21-33,667.78

Finding the Fourth Proportional to 61,962.09, 85,508.21 and 33,667.78

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Solution

The fourth proportional to 61,962.09, 85,508.21 and 33,667.78 is: 46,461.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,962.09 : 85,508.21 = 33,667.78 : x
  2. Step 2: Convert to fraction form
    61,962.09/85,508.21 = 33,667.78/x
  3. Step 3: Cross multiply
    61,962.09x = 85,508.21 × 33,667.78
  4. Step 4: Simplify right side
    61,962.09x = 2,878,871,686.64
  5. Step 5: Solve for x
    x = 2,878,871,686.64/61,962.09
  6. Step 6: Final answer
    x = 46,461.82

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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.