Home / 64,646.36-89,110.32-59,222.60

Finding the Fourth Proportional to 64,646.36, 89,110.32 and 59,222.60

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Solution

The fourth proportional to 64,646.36, 89,110.32 and 59,222.60 is: 81,634.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,646.36 : 89,110.32 = 59,222.60 : x
  2. Step 2: Convert to fraction form
    64,646.36/89,110.32 = 59,222.60/x
  3. Step 3: Cross multiply
    64,646.36x = 89,110.32 × 59,222.60
  4. Step 4: Simplify right side
    64,646.36x = 5,277,344,837.23
  5. Step 5: Solve for x
    x = 5,277,344,837.23/64,646.36
  6. Step 6: Final answer
    x = 81,634.06

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1.5x scale

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.