Home / 107,058.35-147,502.61-70,695.21

Finding the Fourth Proportional to 107,058.35, 147,502.61 and 70,695.21

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Solution

The fourth proportional to 107,058.35, 147,502.61 and 70,695.21 is: 97,402.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,058.35 : 147,502.61 = 70,695.21 : x
  2. Step 2: Convert to fraction form
    107,058.35/147,502.61 = 70,695.21/x
  3. Step 3: Cross multiply
    107,058.35x = 147,502.61 × 70,695.21
  4. Step 4: Simplify right side
    107,058.35x = 10,427,727,636.02
  5. Step 5: Solve for x
    x = 10,427,727,636.02/107,058.35
  6. Step 6: Final answer
    x = 97,402.29

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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.