Home / 130,732.03-196,130.72-37,237.78

Finding the Fourth Proportional to 130,732.03, 196,130.72 and 37,237.78

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Solution

The fourth proportional to 130,732.03, 196,130.72 and 37,237.78 is: 55,865.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,732.03 : 196,130.72 = 37,237.78 : x
  2. Step 2: Convert to fraction form
    130,732.03/196,130.72 = 37,237.78/x
  3. Step 3: Cross multiply
    130,732.03x = 196,130.72 × 37,237.78
  4. Step 4: Simplify right side
    130,732.03x = 7,303,472,602.60
  5. Step 5: Solve for x
    x = 7,303,472,602.60/130,732.03
  6. Step 6: Final answer
    x = 55,865.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.