Home / 71,208.08-106,875.48-37,955.60

Finding the Fourth Proportional to 71,208.08, 106,875.48 and 37,955.60

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Solution

The fourth proportional to 71,208.08, 106,875.48 and 37,955.60 is: 56,967.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,208.08 : 106,875.48 = 37,955.60 : x
  2. Step 2: Convert to fraction form
    71,208.08/106,875.48 = 37,955.60/x
  3. Step 3: Cross multiply
    71,208.08x = 106,875.48 × 37,955.60
  4. Step 4: Simplify right side
    71,208.08x = 4,056,522,434.31
  5. Step 5: Solve for x
    x = 4,056,522,434.31/71,208.08
  6. Step 6: Final answer
    x = 56,967.17

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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.