Home / 70,556.28-97,367.67-42,278.34

Finding the Fourth Proportional to 70,556.28, 97,367.67 and 42,278.34

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Solution

The fourth proportional to 70,556.28, 97,367.67 and 42,278.34 is: 58,344.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,556.28 : 97,367.67 = 42,278.34 : x
  2. Step 2: Convert to fraction form
    70,556.28/97,367.67 = 42,278.34/x
  3. Step 3: Cross multiply
    70,556.28x = 97,367.67 × 42,278.34
  4. Step 4: Simplify right side
    70,556.28x = 4,116,543,457.27
  5. Step 5: Solve for x
    x = 4,116,543,457.27/70,556.28
  6. Step 6: Final answer
    x = 58,344.11

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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.