Home / 95,643.04-131,985.48-53,200.64

Finding the Fourth Proportional to 95,643.04, 131,985.48 and 53,200.64

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Solution

The fourth proportional to 95,643.04, 131,985.48 and 53,200.64 is: 73,415.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,643.04 : 131,985.48 = 53,200.64 : x
  2. Step 2: Convert to fraction form
    95,643.04/131,985.48 = 53,200.64/x
  3. Step 3: Cross multiply
    95,643.04x = 131,985.48 × 53,200.64
  4. Step 4: Simplify right side
    95,643.04x = 7,021,712,006.71
  5. Step 5: Solve for x
    x = 7,021,712,006.71/95,643.04
  6. Step 6: Final answer
    x = 73,415.82

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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.