Home / 70,469.01-97,261.88-64,794.75

Finding the Fourth Proportional to 70,469.01, 97,261.88 and 64,794.75

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Solution

The fourth proportional to 70,469.01, 97,261.88 and 64,794.75 is: 89,430.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,469.01 : 97,261.88 = 64,794.75 : x
  2. Step 2: Convert to fraction form
    70,469.01/97,261.88 = 64,794.75/x
  3. Step 3: Cross multiply
    70,469.01x = 97,261.88 × 64,794.75
  4. Step 4: Simplify right side
    70,469.01x = 6,302,058,875.16
  5. Step 5: Solve for x
    x = 6,302,058,875.16/70,469.01
  6. Step 6: Final answer
    x = 89,430.22

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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.