Home / 130,985.94-196,416.72-59,887.49

Finding the Fourth Proportional to 130,985.94, 196,416.72 and 59,887.49

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Solution

The fourth proportional to 130,985.94, 196,416.72 and 59,887.49 is: 89,802.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,985.94 : 196,416.72 = 59,887.49 : x
  2. Step 2: Convert to fraction form
    130,985.94/196,416.72 = 59,887.49/x
  3. Step 3: Cross multiply
    130,985.94x = 196,416.72 × 59,887.49
  4. Step 4: Simplify right side
    130,985.94x = 11,762,903,372.75
  5. Step 5: Solve for x
    x = 11,762,903,372.75/130,985.94
  6. Step 6: Final answer
    x = 89,802.79

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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.