Home / 155,111.40-232,667.10-101,967.30

Finding the Fourth Proportional to 155,111.40, 232,667.10 and 101,967.30

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Solution

The fourth proportional to 155,111.40, 232,667.10 and 101,967.30 is: 152,950.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,111.40 : 232,667.10 = 101,967.30 : x
  2. Step 2: Convert to fraction form
    155,111.40/232,667.10 = 101,967.30/x
  3. Step 3: Cross multiply
    155,111.40x = 232,667.10 × 101,967.30
  4. Step 4: Simplify right side
    155,111.40x = 23,724,435,985.83
  5. Step 5: Solve for x
    x = 23,724,435,985.83/155,111.40
  6. Step 6: Final answer
    x = 152,950.95

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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.