Home / 85,674.36-118,225.98-47,941.32

Finding the Fourth Proportional to 85,674.36, 118,225.98 and 47,941.32

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Solution

The fourth proportional to 85,674.36, 118,225.98 and 47,941.32 is: 66,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,674.36 : 118,225.98 = 47,941.32 : x
  2. Step 2: Convert to fraction form
    85,674.36/118,225.98 = 47,941.32/x
  3. Step 3: Cross multiply
    85,674.36x = 118,225.98 × 47,941.32
  4. Step 4: Simplify right side
    85,674.36x = 5,667,909,539.49
  5. Step 5: Solve for x
    x = 5,667,909,539.49/85,674.36
  6. Step 6: Final answer
    x = 66,156.43

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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.