Home / 130,034.95-195,108.77-45,855.26

Finding the Fourth Proportional to 130,034.95, 195,108.77 and 45,855.26

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Solution

The fourth proportional to 130,034.95, 195,108.77 and 45,855.26 is: 68,802.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,034.95 : 195,108.77 = 45,855.26 : x
  2. Step 2: Convert to fraction form
    130,034.95/195,108.77 = 45,855.26/x
  3. Step 3: Cross multiply
    130,034.95x = 195,108.77 × 45,855.26
  4. Step 4: Simplify right side
    130,034.95x = 8,946,763,979.04
  5. Step 5: Solve for x
    x = 8,946,763,979.04/130,034.95
  6. Step 6: Final answer
    x = 68,802.77

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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.