Home / 64,220.09-88,623.59-35,925.77

Finding the Fourth Proportional to 64,220.09, 88,623.59 and 35,925.77

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Solution

The fourth proportional to 64,220.09, 88,623.59 and 35,925.77 is: 49,577.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,220.09 : 88,623.59 = 35,925.77 : x
  2. Step 2: Convert to fraction form
    64,220.09/88,623.59 = 35,925.77/x
  3. Step 3: Cross multiply
    64,220.09x = 88,623.59 × 35,925.77
  4. Step 4: Simplify right side
    64,220.09x = 3,183,870,932.47
  5. Step 5: Solve for x
    x = 3,183,870,932.47/64,220.09
  6. Step 6: Final answer
    x = 49,577.49

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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.