Home / 152,291.25-210,132.77-98,568.81

Finding the Fourth Proportional to 152,291.25, 210,132.77 and 98,568.81

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Solution

The fourth proportional to 152,291.25, 210,132.77 and 98,568.81 is: 136,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,291.25 : 210,132.77 = 98,568.81 : x
  2. Step 2: Convert to fraction form
    152,291.25/210,132.77 = 98,568.81/x
  3. Step 3: Cross multiply
    152,291.25x = 210,132.77 × 98,568.81
  4. Step 4: Simplify right side
    152,291.25x = 20,712,536,588.06
  5. Step 5: Solve for x
    x = 20,712,536,588.06/152,291.25
  6. Step 6: Final answer
    x = 136,006.08

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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.