Home / 152,460.80-210,329.60-95,782.40

Finding the Fourth Proportional to 152,460.80, 210,329.60 and 95,782.40

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Solution

The fourth proportional to 152,460.80, 210,329.60 and 95,782.40 is: 132,138.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,460.80 : 210,329.60 = 95,782.40 : x
  2. Step 2: Convert to fraction form
    152,460.80/210,329.60 = 95,782.40/x
  3. Step 3: Cross multiply
    152,460.80x = 210,329.60 × 95,782.40
  4. Step 4: Simplify right side
    152,460.80x = 20,145,873,879.04
  5. Step 5: Solve for x
    x = 20,145,873,879.04/152,460.80
  6. Step 6: Final answer
    x = 132,138.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.