Home / 64,904.32-89,486.08-52,955.52

Finding the Fourth Proportional to 64,904.32, 89,486.08 and 52,955.52

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Solution

The fourth proportional to 64,904.32, 89,486.08 and 52,955.52 is: 73,011.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,904.32 : 89,486.08 = 52,955.52 : x
  2. Step 2: Convert to fraction form
    64,904.32/89,486.08 = 52,955.52/x
  3. Step 3: Cross multiply
    64,904.32x = 89,486.08 × 52,955.52
  4. Step 4: Simplify right side
    64,904.32x = 4,738,781,899.16
  5. Step 5: Solve for x
    x = 4,738,781,899.16/64,904.32
  6. Step 6: Final answer
    x = 73,011.81

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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.