Home / 130,052.40-195,075.87-59,931.72

Finding the Fourth Proportional to 130,052.40, 195,075.87 and 59,931.72

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Solution

The fourth proportional to 130,052.40, 195,075.87 and 59,931.72 is: 89,896.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,052.40 : 195,075.87 = 59,931.72 : x
  2. Step 2: Convert to fraction form
    130,052.40/195,075.87 = 59,931.72/x
  3. Step 3: Cross multiply
    130,052.40x = 195,075.87 × 59,931.72
  4. Step 4: Simplify right side
    130,052.40x = 11,691,232,419.60
  5. Step 5: Solve for x
    x = 11,691,232,419.60/130,052.40
  6. Step 6: Final answer
    x = 89,896.32

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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.