Home / 153,054.20-229,613.70-46,429.40

Finding the Fourth Proportional to 153,054.20, 229,613.70 and 46,429.40

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Solution

The fourth proportional to 153,054.20, 229,613.70 and 46,429.40 is: 69,653.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,054.20 : 229,613.70 = 46,429.40 : x
  2. Step 2: Convert to fraction form
    153,054.20/229,613.70 = 46,429.40/x
  3. Step 3: Cross multiply
    153,054.20x = 229,613.70 × 46,429.40
  4. Step 4: Simplify right side
    153,054.20x = 10,660,826,322.78
  5. Step 5: Solve for x
    x = 10,660,826,322.78/153,054.20
  6. Step 6: Final answer
    x = 69,653.93

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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.