Home / 130,470.40-195,538.32-113,533.00

Finding the Fourth Proportional to 130,470.40, 195,538.32 and 113,533.00

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Solution

The fourth proportional to 130,470.40, 195,538.32 and 113,533.00 is: 170,153.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,470.40 : 195,538.32 = 113,533.00 : x
  2. Step 2: Convert to fraction form
    130,470.40/195,538.32 = 113,533.00/x
  3. Step 3: Cross multiply
    130,470.40x = 195,538.32 × 113,533.00
  4. Step 4: Simplify right side
    130,470.40x = 22,200,051,106.87
  5. Step 5: Solve for x
    x = 22,200,051,106.87/130,470.40
  6. Step 6: Final answer
    x = 170,153.93

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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.