Home / 56,525.90-78,009.60-32,654.38

Finding the Fourth Proportional to 56,525.90, 78,009.60 and 32,654.38

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Solution

The fourth proportional to 56,525.90, 78,009.60 and 32,654.38 is: 45,065.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,525.90 : 78,009.60 = 32,654.38 : x
  2. Step 2: Convert to fraction form
    56,525.90/78,009.60 = 32,654.38/x
  3. Step 3: Cross multiply
    56,525.90x = 78,009.60 × 32,654.38
  4. Step 4: Simplify right side
    56,525.90x = 2,547,355,122.05
  5. Step 5: Solve for x
    x = 2,547,355,122.05/56,525.90
  6. Step 6: Final answer
    x = 45,065.27

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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.