Home / 99,695.64-149,587.53-52,299.42

Finding the Fourth Proportional to 99,695.64, 149,587.53 and 52,299.42

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Solution

The fourth proportional to 99,695.64, 149,587.53 and 52,299.42 is: 78,472.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,695.64 : 149,587.53 = 52,299.42 : x
  2. Step 2: Convert to fraction form
    99,695.64/149,587.53 = 52,299.42/x
  3. Step 3: Cross multiply
    99,695.64x = 149,587.53 × 52,299.42
  4. Step 4: Simplify right side
    99,695.64x = 7,823,341,058.23
  5. Step 5: Solve for x
    x = 7,823,341,058.23/99,695.64
  6. Step 6: Final answer
    x = 78,472.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.