Home / 233,913.15-350,271.95-128,616.39

Finding the Fourth Proportional to 233,913.15, 350,271.95 and 128,616.39

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Solution

The fourth proportional to 233,913.15, 350,271.95 and 128,616.39 is: 192,595.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,913.15 : 350,271.95 = 128,616.39 : x
  2. Step 2: Convert to fraction form
    233,913.15/350,271.95 = 128,616.39/x
  3. Step 3: Cross multiply
    233,913.15x = 350,271.95 × 128,616.39
  4. Step 4: Simplify right side
    233,913.15x = 45,050,713,084.18
  5. Step 5: Solve for x
    x = 45,050,713,084.18/233,913.15
  6. Step 6: Final answer
    x = 192,595.90

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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.