Home / 74,337.96-102,533.36-68,225.34

Finding the Fourth Proportional to 74,337.96, 102,533.36 and 68,225.34

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Solution

The fourth proportional to 74,337.96, 102,533.36 and 68,225.34 is: 94,102.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,337.96 : 102,533.36 = 68,225.34 : x
  2. Step 2: Convert to fraction form
    74,337.96/102,533.36 = 68,225.34/x
  3. Step 3: Cross multiply
    74,337.96x = 102,533.36 × 68,225.34
  4. Step 4: Simplify right side
    74,337.96x = 6,995,373,347.34
  5. Step 5: Solve for x
    x = 6,995,373,347.34/74,337.96
  6. Step 6: Final answer
    x = 94,102.30

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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.