Home / 153,538.29-230,315.69-48,365.49

Finding the Fourth Proportional to 153,538.29, 230,315.69 and 48,365.49

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Solution

The fourth proportional to 153,538.29, 230,315.69 and 48,365.49 is: 72,550.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,538.29 : 230,315.69 = 48,365.49 : x
  2. Step 2: Convert to fraction form
    153,538.29/230,315.69 = 48,365.49/x
  3. Step 3: Cross multiply
    153,538.29x = 230,315.69 × 48,365.49
  4. Step 4: Simplify right side
    153,538.29x = 11,139,330,959.71
  5. Step 5: Solve for x
    x = 11,139,330,959.71/153,538.29
  6. Step 6: Final answer
    x = 72,550.83

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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.