Home / 130,113.69-179,554.55-73,523.85

Finding the Fourth Proportional to 130,113.69, 179,554.55 and 73,523.85

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Solution

The fourth proportional to 130,113.69, 179,554.55 and 73,523.85 is: 101,461.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,113.69 : 179,554.55 = 73,523.85 : x
  2. Step 2: Convert to fraction form
    130,113.69/179,554.55 = 73,523.85/x
  3. Step 3: Cross multiply
    130,113.69x = 179,554.55 × 73,523.85
  4. Step 4: Simplify right side
    130,113.69x = 13,201,541,801.02
  5. Step 5: Solve for x
    x = 13,201,541,801.02/130,113.69
  6. Step 6: Final answer
    x = 101,461.59

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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.