Home / 64,750.03-89,354.77-36,070.02

Finding the Fourth Proportional to 64,750.03, 89,354.77 and 36,070.02

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Solution

The fourth proportional to 64,750.03, 89,354.77 and 36,070.02 is: 49,776.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,750.03 : 89,354.77 = 36,070.02 : x
  2. Step 2: Convert to fraction form
    64,750.03/89,354.77 = 36,070.02/x
  3. Step 3: Cross multiply
    64,750.03x = 89,354.77 × 36,070.02
  4. Step 4: Simplify right side
    64,750.03x = 3,223,028,250.82
  5. Step 5: Solve for x
    x = 3,223,028,250.82/64,750.03
  6. Step 6: Final answer
    x = 49,776.48

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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.