Home / 97,545.48-134,623.68-55,106.74

Finding the Fourth Proportional to 97,545.48, 134,623.68 and 55,106.74

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Solution

The fourth proportional to 97,545.48, 134,623.68 and 55,106.74 is: 76,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,545.48 : 134,623.68 = 55,106.74 : x
  2. Step 2: Convert to fraction form
    97,545.48/134,623.68 = 55,106.74/x
  3. Step 3: Cross multiply
    97,545.48x = 134,623.68 × 55,106.74
  4. Step 4: Simplify right side
    97,545.48x = 7,418,672,131.60
  5. Step 5: Solve for x
    x = 7,418,672,131.60/97,545.48
  6. Step 6: Final answer
    x = 76,053.47

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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.