Home / 130,192.48-179,665.20-70,576.48

Finding the Fourth Proportional to 130,192.48, 179,665.20 and 70,576.48

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Solution

The fourth proportional to 130,192.48, 179,665.20 and 70,576.48 is: 97,395.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,192.48 : 179,665.20 = 70,576.48 : x
  2. Step 2: Convert to fraction form
    130,192.48/179,665.20 = 70,576.48/x
  3. Step 3: Cross multiply
    130,192.48x = 179,665.20 × 70,576.48
  4. Step 4: Simplify right side
    130,192.48x = 12,680,137,394.50
  5. Step 5: Solve for x
    x = 12,680,137,394.50/130,192.48
  6. Step 6: Final answer
    x = 97,395.31

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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.