Home / 69,875,530.50-96,426,940.50-38,085,974.04

Finding the Fourth Proportional to 69,875,530.50, 96,426,940.50 and 38,085,974.04

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Solution

The fourth proportional to 69,875,530.50, 96,426,940.50 and 38,085,974.04 is: 52,557,940.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,875,530.50 : 96,426,940.50 = 38,085,974.04 : x
  2. Step 2: Convert to fraction form
    69,875,530.50/96,426,940.50 = 38,085,974.04/x
  3. Step 3: Cross multiply
    69,875,530.50x = 96,426,940.50 × 38,085,974.04
  4. Step 4: Simplify right side
    69,875,530.50x = 3,672,513,952,639,624.50
  5. Step 5: Solve for x
    x = 3,672,513,952,639,624.50/69,875,530.50
  6. Step 6: Final answer
    x = 52,557,940.19

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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.