Home / 75,639,574.80-113,443,615.80-32,510,185.20

Finding the Fourth Proportional to 75,639,574.80, 113,443,615.80 and 32,510,185.20

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Solution

The fourth proportional to 75,639,574.80, 113,443,615.80 and 32,510,185.20 is: 48,758,509.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,639,574.80 : 113,443,615.80 = 32,510,185.20 : x
  2. Step 2: Convert to fraction form
    75,639,574.80/113,443,615.80 = 32,510,185.20/x
  3. Step 3: Cross multiply
    75,639,574.80x = 113,443,615.80 × 32,510,185.20
  4. Step 4: Simplify right side
    75,639,574.80x = 3,688,072,959,415,646
  5. Step 5: Solve for x
    x = 3,688,072,959,415,646/75,639,574.80
  6. Step 6: Final answer
    x = 48,758,509.94

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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.