Home / 67,688.34-93,406.35-37,055.57

Finding the Fourth Proportional to 67,688.34, 93,406.35 and 37,055.57

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Solution

The fourth proportional to 67,688.34, 93,406.35 and 37,055.57 is: 51,134.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,688.34 : 93,406.35 = 37,055.57 : x
  2. Step 2: Convert to fraction form
    67,688.34/93,406.35 = 37,055.57/x
  3. Step 3: Cross multiply
    67,688.34x = 93,406.35 × 37,055.57
  4. Step 4: Simplify right side
    67,688.34x = 3,461,225,531.27
  5. Step 5: Solve for x
    x = 3,461,225,531.27/67,688.34
  6. Step 6: Final answer
    x = 51,134.74

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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.