Home / 97,025.20-133,897.38-53,419.08

Finding the Fourth Proportional to 97,025.20, 133,897.38 and 53,419.08

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Solution

The fourth proportional to 97,025.20, 133,897.38 and 53,419.08 is: 73,719.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,025.20 : 133,897.38 = 53,419.08 : x
  2. Step 2: Convert to fraction form
    97,025.20/133,897.38 = 53,419.08/x
  3. Step 3: Cross multiply
    97,025.20x = 133,897.38 × 53,419.08
  4. Step 4: Simplify right side
    97,025.20x = 7,152,674,402.63
  5. Step 5: Solve for x
    x = 7,152,674,402.63/97,025.20
  6. Step 6: Final answer
    x = 73,719.76

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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.