Home / 59,031.60-81,567.36-47,192.64

Finding the Fourth Proportional to 59,031.60, 81,567.36 and 47,192.64

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Solution

The fourth proportional to 59,031.60, 81,567.36 and 47,192.64 is: 65,208.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,031.60 : 81,567.36 = 47,192.64 : x
  2. Step 2: Convert to fraction form
    59,031.60/81,567.36 = 47,192.64/x
  3. Step 3: Cross multiply
    59,031.60x = 81,567.36 × 47,192.64
  4. Step 4: Simplify right side
    59,031.60x = 3,849,379,056.23
  5. Step 5: Solve for x
    x = 3,849,379,056.23/59,031.60
  6. Step 6: Final answer
    x = 65,208.79

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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.