Home / 153,611.82-230,395.86-48,417.12

Finding the Fourth Proportional to 153,611.82, 230,395.86 and 48,417.12

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Solution

The fourth proportional to 153,611.82, 230,395.86 and 48,417.12 is: 72,618.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,611.82 : 230,395.86 = 48,417.12 : x
  2. Step 2: Convert to fraction form
    153,611.82/230,395.86 = 48,417.12/x
  3. Step 3: Cross multiply
    153,611.82x = 230,395.86 × 48,417.12
  4. Step 4: Simplify right side
    153,611.82x = 11,155,104,001.12
  5. Step 5: Solve for x
    x = 11,155,104,001.12/153,611.82
  6. Step 6: Final answer
    x = 72,618.79

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1.5x scale

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.