Home / 93,872,021.86-129,543,181.95-52,055,053.66

Finding the Fourth Proportional to 93,872,021.86, 129,543,181.95 and 52,055,053.66

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Solution

The fourth proportional to 93,872,021.86, 129,543,181.95 and 52,055,053.66 is: 71,835,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,872,021.86 : 129,543,181.95 = 52,055,053.66 : x
  2. Step 2: Convert to fraction form
    93,872,021.86/129,543,181.95 = 52,055,053.66/x
  3. Step 3: Cross multiply
    93,872,021.86x = 129,543,181.95 × 52,055,053.66
  4. Step 4: Simplify right side
    93,872,021.86x = 6,743,377,287,694,393
  5. Step 5: Solve for x
    x = 6,743,377,287,694,393/93,872,021.86
  6. Step 6: Final answer
    x = 71,835,858.59

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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.