Home / 288,602.04-432,973.12-88,922.42

Finding the Fourth Proportional to 288,602.04, 432,973.12 and 88,922.42

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Solution

The fourth proportional to 288,602.04, 432,973.12 and 88,922.42 is: 133,405.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    288,602.04 : 432,973.12 = 88,922.42 : x
  2. Step 2: Convert to fraction form
    288,602.04/432,973.12 = 88,922.42/x
  3. Step 3: Cross multiply
    288,602.04x = 432,973.12 × 88,922.42
  4. Step 4: Simplify right side
    288,602.04x = 38,501,017,625.35
  5. Step 5: Solve for x
    x = 38,501,017,625.35/288,602.04
  6. Step 6: Final answer
    x = 133,405.22

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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.