Home / 102,552.75-153,783.81-46,390.59

Finding the Fourth Proportional to 102,552.75, 153,783.81 and 46,390.59

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Solution

The fourth proportional to 102,552.75, 153,783.81 and 46,390.59 is: 69,565.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,552.75 : 153,783.81 = 46,390.59 : x
  2. Step 2: Convert to fraction form
    102,552.75/153,783.81 = 46,390.59/x
  3. Step 3: Cross multiply
    102,552.75x = 153,783.81 × 46,390.59
  4. Step 4: Simplify right side
    102,552.75x = 7,134,121,678.35
  5. Step 5: Solve for x
    x = 7,134,121,678.35/102,552.75
  6. Step 6: Final answer
    x = 69,565.39

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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.