Home / 130,796.76-180,554.34-88,412.70

Finding the Fourth Proportional to 130,796.76, 180,554.34 and 88,412.70

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Solution

The fourth proportional to 130,796.76, 180,554.34 and 88,412.70 is: 122,046.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,796.76 : 180,554.34 = 88,412.70 : x
  2. Step 2: Convert to fraction form
    130,796.76/180,554.34 = 88,412.70/x
  3. Step 3: Cross multiply
    130,796.76x = 180,554.34 × 88,412.70
  4. Step 4: Simplify right side
    130,796.76x = 15,963,296,696.12
  5. Step 5: Solve for x
    x = 15,963,296,696.12/130,796.76
  6. Step 6: Final answer
    x = 122,046.58

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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.