Home / 70,308.46-97,025.52-38,477.34

Finding the Fourth Proportional to 70,308.46, 97,025.52 and 38,477.34

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Solution

The fourth proportional to 70,308.46, 97,025.52 and 38,477.34 is: 53,098.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,308.46 : 97,025.52 = 38,477.34 : x
  2. Step 2: Convert to fraction form
    70,308.46/97,025.52 = 38,477.34/x
  3. Step 3: Cross multiply
    70,308.46x = 97,025.52 × 38,477.34
  4. Step 4: Simplify right side
    70,308.46x = 3,733,283,921.72
  5. Step 5: Solve for x
    x = 3,733,283,921.72/70,308.46
  6. Step 6: Final answer
    x = 53,098.64

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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.