Home / 155,603.20-233,437.20-88,988.80

Finding the Fourth Proportional to 155,603.20, 233,437.20 and 88,988.80

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Solution

The fourth proportional to 155,603.20, 233,437.20 and 88,988.80 is: 133,501.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,603.20 : 233,437.20 = 88,988.80 : x
  2. Step 2: Convert to fraction form
    155,603.20/233,437.20 = 88,988.80/x
  3. Step 3: Cross multiply
    155,603.20x = 233,437.20 × 88,988.80
  4. Step 4: Simplify right side
    155,603.20x = 20,773,296,303.36
  5. Step 5: Solve for x
    x = 20,773,296,303.36/155,603.20
  6. Step 6: Final answer
    x = 133,501.73

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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.