Home / 153,525.04-211,952.45-102,623.97

Finding the Fourth Proportional to 153,525.04, 211,952.45 and 102,623.97

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Solution

The fourth proportional to 153,525.04, 211,952.45 and 102,623.97 is: 141,679.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,525.04 : 211,952.45 = 102,623.97 : x
  2. Step 2: Convert to fraction form
    153,525.04/211,952.45 = 102,623.97/x
  3. Step 3: Cross multiply
    153,525.04x = 211,952.45 × 102,623.97
  4. Step 4: Simplify right side
    153,525.04x = 21,751,402,921.61
  5. Step 5: Solve for x
    x = 21,751,402,921.61/153,525.04
  6. Step 6: Final answer
    x = 141,679.84

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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.