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Finding the Fourth Proportional to 165,994.48, 249,054.63 and 99,482.34

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Solution

The fourth proportional to 165,994.48, 249,054.63 and 99,482.34 is: 149,261.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,994.48 : 249,054.63 = 99,482.34 : x
  2. Step 2: Convert to fraction form
    165,994.48/249,054.63 = 99,482.34/x
  3. Step 3: Cross multiply
    165,994.48x = 249,054.63 × 99,482.34
  4. Step 4: Simplify right side
    165,994.48x = 24,776,536,882.82
  5. Step 5: Solve for x
    x = 24,776,536,882.82/165,994.48
  6. Step 6: Final answer
    x = 149,261.21

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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.