Home / 152,365.23-210,194.19-98,667.54

Finding the Fourth Proportional to 152,365.23, 210,194.19 and 98,667.54

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Solution

The fourth proportional to 152,365.23, 210,194.19 and 98,667.54 is: 136,115.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,365.23 : 210,194.19 = 98,667.54 : x
  2. Step 2: Convert to fraction form
    152,365.23/210,194.19 = 98,667.54/x
  3. Step 3: Cross multiply
    152,365.23x = 210,194.19 × 98,667.54
  4. Step 4: Simplify right side
    152,365.23x = 20,739,343,649.59
  5. Step 5: Solve for x
    x = 20,739,343,649.59/152,365.23
  6. Step 6: Final answer
    x = 136,115.99

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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.