Home / 153,233.10-229,849.65-70,127.10

Finding the Fourth Proportional to 153,233.10, 229,849.65 and 70,127.10

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Solution

The fourth proportional to 153,233.10, 229,849.65 and 70,127.10 is: 105,190.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,233.10 : 229,849.65 = 70,127.10 : x
  2. Step 2: Convert to fraction form
    153,233.10/229,849.65 = 70,127.10/x
  3. Step 3: Cross multiply
    153,233.10x = 229,849.65 × 70,127.10
  4. Step 4: Simplify right side
    153,233.10x = 16,118,689,390.52
  5. Step 5: Solve for x
    x = 16,118,689,390.52/153,233.10
  6. Step 6: Final answer
    x = 105,190.65

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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.