Home / 130,084.36-179,516.46-70,468.36

Finding the Fourth Proportional to 130,084.36, 179,516.46 and 70,468.36

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Solution

The fourth proportional to 130,084.36, 179,516.46 and 70,468.36 is: 97,246.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,084.36 : 179,516.46 = 70,468.36 : x
  2. Step 2: Convert to fraction form
    130,084.36/179,516.46 = 70,468.36/x
  3. Step 3: Cross multiply
    130,084.36x = 179,516.46 × 70,468.36
  4. Step 4: Simplify right side
    130,084.36x = 12,650,230,529.21
  5. Step 5: Solve for x
    x = 12,650,230,529.21/130,084.36
  6. Step 6: Final answer
    x = 97,246.36

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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.