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Finding the Fourth Proportional to 70,332.44, 97,058.92 and 38,503.32

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Solution

The fourth proportional to 70,332.44, 97,058.92 and 38,503.32 is: 53,134.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,332.44 : 97,058.92 = 38,503.32 : x
  2. Step 2: Convert to fraction form
    70,332.44/97,058.92 = 38,503.32/x
  3. Step 3: Cross multiply
    70,332.44x = 97,058.92 × 38,503.32
  4. Step 4: Simplify right side
    70,332.44x = 3,737,090,655.61
  5. Step 5: Solve for x
    x = 3,737,090,655.61/70,332.44
  6. Step 6: Final answer
    x = 53,134.67

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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.