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Finding the Fourth Proportional to 97,770.57, 134,923.23 and 53,058.57

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Solution

The fourth proportional to 97,770.57, 134,923.23 and 53,058.57 is: 73,220.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,770.57 : 134,923.23 = 53,058.57 : x
  2. Step 2: Convert to fraction form
    97,770.57/134,923.23 = 53,058.57/x
  3. Step 3: Cross multiply
    97,770.57x = 134,923.23 × 53,058.57
  4. Step 4: Simplify right side
    97,770.57x = 7,158,833,643.58
  5. Step 5: Solve for x
    x = 7,158,833,643.58/97,770.57
  6. Step 6: Final answer
    x = 73,220.74

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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.