Home / 94,988.58-131,090.76-54,712.98

Finding the Fourth Proportional to 94,988.58, 131,090.76 and 54,712.98

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Solution

The fourth proportional to 94,988.58, 131,090.76 and 54,712.98 is: 75,507.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,988.58 : 131,090.76 = 54,712.98 : x
  2. Step 2: Convert to fraction form
    94,988.58/131,090.76 = 54,712.98/x
  3. Step 3: Cross multiply
    94,988.58x = 131,090.76 × 54,712.98
  4. Step 4: Simplify right side
    94,988.58x = 7,172,366,130.06
  5. Step 5: Solve for x
    x = 7,172,366,130.06/94,988.58
  6. Step 6: Final answer
    x = 75,507.67

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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.