Home / 130,416.36-195,376.23-74,295.15

Finding the Fourth Proportional to 130,416.36, 195,376.23 and 74,295.15

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Solution

The fourth proportional to 130,416.36, 195,376.23 and 74,295.15 is: 111,301.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,416.36 : 195,376.23 = 74,295.15 : x
  2. Step 2: Convert to fraction form
    130,416.36/195,376.23 = 74,295.15/x
  3. Step 3: Cross multiply
    130,416.36x = 195,376.23 × 74,295.15
  4. Step 4: Simplify right side
    130,416.36x = 14,515,506,314.28
  5. Step 5: Solve for x
    x = 14,515,506,314.28/130,416.36
  6. Step 6: Final answer
    x = 111,301.27

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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.