Home / 70,497.34-97,285.66-38,666.36

Finding the Fourth Proportional to 70,497.34, 97,285.66 and 38,666.36

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Solution

The fourth proportional to 70,497.34, 97,285.66 and 38,666.36 is: 53,359.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,497.34 : 97,285.66 = 38,666.36 : x
  2. Step 2: Convert to fraction form
    70,497.34/97,285.66 = 38,666.36/x
  3. Step 3: Cross multiply
    70,497.34x = 97,285.66 × 38,666.36
  4. Step 4: Simplify right side
    70,497.34x = 3,761,682,498.95
  5. Step 5: Solve for x
    x = 3,761,682,498.95/70,497.34
  6. Step 6: Final answer
    x = 53,359.21

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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.