Home / 64,134.05-88,536.11-45,054.36

Finding the Fourth Proportional to 64,134.05, 88,536.11 and 45,054.36

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Solution

The fourth proportional to 64,134.05, 88,536.11 and 45,054.36 is: 62,196.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,134.05 : 88,536.11 = 45,054.36 : x
  2. Step 2: Convert to fraction form
    64,134.05/88,536.11 = 45,054.36/x
  3. Step 3: Cross multiply
    64,134.05x = 88,536.11 × 45,054.36
  4. Step 4: Simplify right side
    64,134.05x = 3,988,937,547.67
  5. Step 5: Solve for x
    x = 3,988,937,547.67/64,134.05
  6. Step 6: Final answer
    x = 62,196.88

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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.