Home / 98,811.51-148,217.62-23,931.71

Finding the Fourth Proportional to 98,811.51, 148,217.62 and 23,931.71

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Solution

The fourth proportional to 98,811.51, 148,217.62 and 23,931.71 is: 35,897.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,811.51 : 148,217.62 = 23,931.71 : x
  2. Step 2: Convert to fraction form
    98,811.51/148,217.62 = 23,931.71/x
  3. Step 3: Cross multiply
    98,811.51x = 148,217.62 × 23,931.71
  4. Step 4: Simplify right side
    98,811.51x = 3,547,100,237.98
  5. Step 5: Solve for x
    x = 3,547,100,237.98/98,811.51
  6. Step 6: Final answer
    x = 35,897.64

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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.