Home / 152,397-210,259.26-98,723.16

Finding the Fourth Proportional to 152,397, 210,259.26 and 98,723.16

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Solution

The fourth proportional to 152,397, 210,259.26 and 98,723.16 is: 136,206.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,397 : 210,259.26 = 98,723.16 : x
  2. Step 2: Convert to fraction form
    152,397/210,259.26 = 98,723.16/x
  3. Step 3: Cross multiply
    152,397x = 210,259.26 × 98,723.16
  4. Step 4: Simplify right side
    152,397x = 20,757,458,566.46
  5. Step 5: Solve for x
    x = 20,757,458,566.46/152,397
  6. Step 6: Final answer
    x = 136,206.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.