Home / 85,534.41-118,032.73-47,291.75

Finding the Fourth Proportional to 85,534.41, 118,032.73 and 47,291.75

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Solution

The fourth proportional to 85,534.41, 118,032.73 and 47,291.75 is: 65,259.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,534.41 : 118,032.73 = 47,291.75 : x
  2. Step 2: Convert to fraction form
    85,534.41/118,032.73 = 47,291.75/x
  3. Step 3: Cross multiply
    85,534.41x = 118,032.73 × 47,291.75
  4. Step 4: Simplify right side
    85,534.41x = 5,581,974,093.21
  5. Step 5: Solve for x
    x = 5,581,974,093.21/85,534.41
  6. Step 6: Final answer
    x = 65,259.98

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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.