Home / 67,420.10-93,035.80-37,205.34

Finding the Fourth Proportional to 67,420.10, 93,035.80 and 37,205.34

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Solution

The fourth proportional to 67,420.10, 93,035.80 and 37,205.34 is: 51,341.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,420.10 : 93,035.80 = 37,205.34 : x
  2. Step 2: Convert to fraction form
    67,420.10/93,035.80 = 37,205.34/x
  3. Step 3: Cross multiply
    67,420.10x = 93,035.80 × 37,205.34
  4. Step 4: Simplify right side
    67,420.10x = 3,461,428,571.17
  5. Step 5: Solve for x
    x = 3,461,428,571.17/67,420.10
  6. Step 6: Final answer
    x = 51,341.20

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1.5x scale

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.