Home / 69,925.84-96,498.32-39,711.79

Finding the Fourth Proportional to 69,925.84, 96,498.32 and 39,711.79

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Solution

The fourth proportional to 69,925.84, 96,498.32 and 39,711.79 is: 54,802.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,925.84 : 96,498.32 = 39,711.79 : x
  2. Step 2: Convert to fraction form
    69,925.84/96,498.32 = 39,711.79/x
  3. Step 3: Cross multiply
    69,925.84x = 96,498.32 × 39,711.79
  4. Step 4: Simplify right side
    69,925.84x = 3,832,121,019.19
  5. Step 5: Solve for x
    x = 3,832,121,019.19/69,925.84
  6. Step 6: Final answer
    x = 54,802.65

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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.