Home / 153,372.35-211,599.07-88,806.35

Finding the Fourth Proportional to 153,372.35, 211,599.07 and 88,806.35

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Solution

The fourth proportional to 153,372.35, 211,599.07 and 88,806.35 is: 122,521.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,372.35 : 211,599.07 = 88,806.35 : x
  2. Step 2: Convert to fraction form
    153,372.35/211,599.07 = 88,806.35/x
  3. Step 3: Cross multiply
    153,372.35x = 211,599.07 × 88,806.35
  4. Step 4: Simplify right side
    153,372.35x = 18,791,341,070.09
  5. Step 5: Solve for x
    x = 18,791,341,070.09/153,372.35
  6. Step 6: Final answer
    x = 122,521.05

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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.