Home / 56,734.70-78,303.38-32,875.88

Finding the Fourth Proportional to 56,734.70, 78,303.38 and 32,875.88

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Solution

The fourth proportional to 56,734.70, 78,303.38 and 32,875.88 is: 45,374.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,734.70 : 78,303.38 = 32,875.88 : x
  2. Step 2: Convert to fraction form
    56,734.70/78,303.38 = 32,875.88/x
  3. Step 3: Cross multiply
    56,734.70x = 78,303.38 × 32,875.88
  4. Step 4: Simplify right side
    56,734.70x = 2,574,291,968.58
  5. Step 5: Solve for x
    x = 2,574,291,968.58/56,734.70
  6. Step 6: Final answer
    x = 45,374.21

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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.