Home / 85,259.25-117,657.77-47,533.50

Finding the Fourth Proportional to 85,259.25, 117,657.77 and 47,533.50

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Solution

The fourth proportional to 85,259.25, 117,657.77 and 47,533.50 is: 65,596.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,259.25 : 117,657.77 = 47,533.50 : x
  2. Step 2: Convert to fraction form
    85,259.25/117,657.77 = 47,533.50/x
  3. Step 3: Cross multiply
    85,259.25x = 117,657.77 × 47,533.50
  4. Step 4: Simplify right side
    85,259.25x = 5,592,685,372.63
  5. Step 5: Solve for x
    x = 5,592,685,372.63/85,259.25
  6. Step 6: Final answer
    x = 65,596.23

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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.