Home / 57,852.15-86,774.58-18,437.55

Finding the Fourth Proportional to 57,852.15, 86,774.58 and 18,437.55

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Solution

The fourth proportional to 57,852.15, 86,774.58 and 18,437.55 is: 27,655.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,852.15 : 86,774.58 = 18,437.55 : x
  2. Step 2: Convert to fraction form
    57,852.15/86,774.58 = 18,437.55/x
  3. Step 3: Cross multiply
    57,852.15x = 86,774.58 × 18,437.55
  4. Step 4: Simplify right side
    57,852.15x = 1,599,910,657.48
  5. Step 5: Solve for x
    x = 1,599,910,657.48/57,852.15
  6. Step 6: Final answer
    x = 27,655.16

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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.