Home / 67,904.13-93,705.95-37,688.57

Finding the Fourth Proportional to 67,904.13, 93,705.95 and 37,688.57

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Solution

The fourth proportional to 67,904.13, 93,705.95 and 37,688.57 is: 52,009.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,904.13 : 93,705.95 = 37,688.57 : x
  2. Step 2: Convert to fraction form
    67,904.13/93,705.95 = 37,688.57/x
  3. Step 3: Cross multiply
    67,904.13x = 93,705.95 × 37,688.57
  4. Step 4: Simplify right side
    67,904.13x = 3,531,642,599.02
  5. Step 5: Solve for x
    x = 3,531,642,599.02/67,904.13
  6. Step 6: Final answer
    x = 52,009.25

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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.