Home / 70,498.34-97,287.04-38,667.36

Finding the Fourth Proportional to 70,498.34, 97,287.04 and 38,667.36

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Solution

The fourth proportional to 70,498.34, 97,287.04 and 38,667.36 is: 53,360.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,498.34 : 97,287.04 = 38,667.36 : x
  2. Step 2: Convert to fraction form
    70,498.34/97,287.04 = 38,667.36/x
  3. Step 3: Cross multiply
    70,498.34x = 97,287.04 × 38,667.36
  4. Step 4: Simplify right side
    70,498.34x = 3,761,832,999.01
  5. Step 5: Solve for x
    x = 3,761,832,999.01/70,498.34
  6. Step 6: Final answer
    x = 53,360.59

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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.