Home / 153,075.76-211,249.13-92,657.45

Finding the Fourth Proportional to 153,075.76, 211,249.13 and 92,657.45

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Solution

The fourth proportional to 153,075.76, 211,249.13 and 92,657.45 is: 127,870.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,075.76 : 211,249.13 = 92,657.45 : x
  2. Step 2: Convert to fraction form
    153,075.76/211,249.13 = 92,657.45/x
  3. Step 3: Cross multiply
    153,075.76x = 211,249.13 × 92,657.45
  4. Step 4: Simplify right side
    153,075.76x = 19,573,805,765.35
  5. Step 5: Solve for x
    x = 19,573,805,765.35/153,075.76
  6. Step 6: Final answer
    x = 127,870.06

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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.