Home / 155,727.16-233,590.84-43,407.70

Finding the Fourth Proportional to 155,727.16, 233,590.84 and 43,407.70

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Solution

The fourth proportional to 155,727.16, 233,590.84 and 43,407.70 is: 65,111.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,727.16 : 233,590.84 = 43,407.70 : x
  2. Step 2: Convert to fraction form
    155,727.16/233,590.84 = 43,407.70/x
  3. Step 3: Cross multiply
    155,727.16x = 233,590.84 × 43,407.70
  4. Step 4: Simplify right side
    155,727.16x = 10,139,640,412.97
  5. Step 5: Solve for x
    x = 10,139,640,412.97/155,727.16
  6. Step 6: Final answer
    x = 65,111.57

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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.