Home / 155,539.90-233,050.65-146,208.70

Finding the Fourth Proportional to 155,539.90, 233,050.65 and 146,208.70

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Solution

The fourth proportional to 155,539.90, 233,050.65 and 146,208.70 is: 219,069.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,539.90 : 233,050.65 = 146,208.70 : x
  2. Step 2: Convert to fraction form
    155,539.90/233,050.65 = 146,208.70/x
  3. Step 3: Cross multiply
    155,539.90x = 233,050.65 × 146,208.70
  4. Step 4: Simplify right side
    155,539.90x = 34,074,032,570.66
  5. Step 5: Solve for x
    x = 34,074,032,570.66/155,539.90
  6. Step 6: Final answer
    x = 219,069.40

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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.