Home / 53,715.60-80,573.40-41,298.30

Finding the Fourth Proportional to 53,715.60, 80,573.40 and 41,298.30

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Solution

The fourth proportional to 53,715.60, 80,573.40 and 41,298.30 is: 61,947.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,715.60 : 80,573.40 = 41,298.30 : x
  2. Step 2: Convert to fraction form
    53,715.60/80,573.40 = 41,298.30/x
  3. Step 3: Cross multiply
    53,715.60x = 80,573.40 × 41,298.30
  4. Step 4: Simplify right side
    53,715.60x = 3,327,544,445.22
  5. Step 5: Solve for x
    x = 3,327,544,445.22/53,715.60
  6. Step 6: Final answer
    x = 61,947.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.