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Finding the Fourth Proportional to 97,501.51, 134,552.09 and 55,062.77

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Solution

The fourth proportional to 97,501.51, 134,552.09 and 55,062.77 is: 75,986.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,501.51 : 134,552.09 = 55,062.77 : x
  2. Step 2: Convert to fraction form
    97,501.51/134,552.09 = 55,062.77/x
  3. Step 3: Cross multiply
    97,501.51x = 134,552.09 × 55,062.77
  4. Step 4: Simplify right side
    97,501.51x = 7,408,810,509.38
  5. Step 5: Solve for x
    x = 7,408,810,509.38/97,501.51
  6. Step 6: Final answer
    x = 75,986.63

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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.