Home / 97,618.64-134,712.52-52,905.68

Finding the Fourth Proportional to 97,618.64, 134,712.52 and 52,905.68

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Solution

The fourth proportional to 97,618.64, 134,712.52 and 52,905.68 is: 73,009.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,618.64 : 134,712.52 = 52,905.68 : x
  2. Step 2: Convert to fraction form
    97,618.64/134,712.52 = 52,905.68/x
  3. Step 3: Cross multiply
    97,618.64x = 134,712.52 × 52,905.68
  4. Step 4: Simplify right side
    97,618.64x = 7,127,057,475.11
  5. Step 5: Solve for x
    x = 7,127,057,475.11/97,618.64
  6. Step 6: Final answer
    x = 73,009.19

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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.