Home / 155,280.51-214,294.80-94,841.37

Finding the Fourth Proportional to 155,280.51, 214,294.80 and 94,841.37

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Solution

The fourth proportional to 155,280.51, 214,294.80 and 94,841.37 is: 130,885.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,280.51 : 214,294.80 = 94,841.37 : x
  2. Step 2: Convert to fraction form
    155,280.51/214,294.80 = 94,841.37/x
  3. Step 3: Cross multiply
    155,280.51x = 214,294.80 × 94,841.37
  4. Step 4: Simplify right side
    155,280.51x = 20,324,011,344.40
  5. Step 5: Solve for x
    x = 20,324,011,344.40/155,280.51
  6. Step 6: Final answer
    x = 130,885.79

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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.