Home / 153,514.41-211,855.73-88,985.76

Finding the Fourth Proportional to 153,514.41, 211,855.73 and 88,985.76

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Solution

The fourth proportional to 153,514.41, 211,855.73 and 88,985.76 is: 122,803.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,514.41 : 211,855.73 = 88,985.76 : x
  2. Step 2: Convert to fraction form
    153,514.41/211,855.73 = 88,985.76/x
  3. Step 3: Cross multiply
    153,514.41x = 211,855.73 × 88,985.76
  4. Step 4: Simplify right side
    153,514.41x = 18,852,142,699.48
  5. Step 5: Solve for x
    x = 18,852,142,699.48/153,514.41
  6. Step 6: Final answer
    x = 122,803.73

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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.