Home / 154,896.48-232,128.46-83,665.55

Finding the Fourth Proportional to 154,896.48, 232,128.46 and 83,665.55

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Solution

The fourth proportional to 154,896.48, 232,128.46 and 83,665.55 is: 125,381.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,896.48 : 232,128.46 = 83,665.55 : x
  2. Step 2: Convert to fraction form
    154,896.48/232,128.46 = 83,665.55/x
  3. Step 3: Cross multiply
    154,896.48x = 232,128.46 × 83,665.55
  4. Step 4: Simplify right side
    154,896.48x = 19,421,155,276.55
  5. Step 5: Solve for x
    x = 19,421,155,276.55/154,896.48
  6. Step 6: Final answer
    x = 125,381.51

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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.