Home / 155,715.40-233,573.10-124,611.40

Finding the Fourth Proportional to 155,715.40, 233,573.10 and 124,611.40

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Solution

The fourth proportional to 155,715.40, 233,573.10 and 124,611.40 is: 186,917.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,715.40 : 233,573.10 = 124,611.40 : x
  2. Step 2: Convert to fraction form
    155,715.40/233,573.10 = 124,611.40/x
  3. Step 3: Cross multiply
    155,715.40x = 233,573.10 × 124,611.40
  4. Step 4: Simplify right side
    155,715.40x = 29,105,870,993.34
  5. Step 5: Solve for x
    x = 29,105,870,993.34/155,715.40
  6. Step 6: Final answer
    x = 186,917.10

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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.