Home / 56,330.20-84,495.30-52,053.40

Finding the Fourth Proportional to 56,330.20, 84,495.30 and 52,053.40

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Solution

The fourth proportional to 56,330.20, 84,495.30 and 52,053.40 is: 78,080.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,330.20 : 84,495.30 = 52,053.40 : x
  2. Step 2: Convert to fraction form
    56,330.20/84,495.30 = 52,053.40/x
  3. Step 3: Cross multiply
    56,330.20x = 84,495.30 × 52,053.40
  4. Step 4: Simplify right side
    56,330.20x = 4,398,267,649.02
  5. Step 5: Solve for x
    x = 4,398,267,649.02/56,330.20
  6. Step 6: Final answer
    x = 78,080.10

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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.