Home / 153,521.10-229,953.60-127,277.10

Finding the Fourth Proportional to 153,521.10, 229,953.60 and 127,277.10

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Solution

The fourth proportional to 153,521.10, 229,953.60 and 127,277.10 is: 190,643.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,521.10 : 229,953.60 = 127,277.10 : x
  2. Step 2: Convert to fraction form
    153,521.10/229,953.60 = 127,277.10/x
  3. Step 3: Cross multiply
    153,521.10x = 229,953.60 × 127,277.10
  4. Step 4: Simplify right side
    153,521.10x = 29,267,827,342.56
  5. Step 5: Solve for x
    x = 29,267,827,342.56/153,521.10
  6. Step 6: Final answer
    x = 190,643.68

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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.