Home / 59,869,969.20-89,804,953.80-53,412,961.05

Finding the Fourth Proportional to 59,869,969.20, 89,804,953.80 and 53,412,961.05

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Solution

The fourth proportional to 59,869,969.20, 89,804,953.80 and 53,412,961.05 is: 80,119,441.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,869,969.20 : 89,804,953.80 = 53,412,961.05 : x
  2. Step 2: Convert to fraction form
    59,869,969.20/89,804,953.80 = 53,412,961.05/x
  3. Step 3: Cross multiply
    59,869,969.20x = 89,804,953.80 × 53,412,961.05
  4. Step 4: Simplify right side
    59,869,969.20x = 4,796,748,499,416,449
  5. Step 5: Solve for x
    x = 4,796,748,499,416,449/59,869,969.20
  6. Step 6: Final answer
    x = 80,119,441.58

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.