Home / 153,870.45-230,782.58-48,675.75

Finding the Fourth Proportional to 153,870.45, 230,782.58 and 48,675.75

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Solution

The fourth proportional to 153,870.45, 230,782.58 and 48,675.75 is: 73,006.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,870.45 : 230,782.58 = 48,675.75 : x
  2. Step 2: Convert to fraction form
    153,870.45/230,782.58 = 48,675.75/x
  3. Step 3: Cross multiply
    153,870.45x = 230,782.58 × 48,675.75
  4. Step 4: Simplify right side
    153,870.45x = 11,233,514,925.06
  5. Step 5: Solve for x
    x = 11,233,514,925.06/153,870.45
  6. Step 6: Final answer
    x = 73,006.32

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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.