Home / 105,530.04-158,331.65-46,357.47

Finding the Fourth Proportional to 105,530.04, 158,331.65 and 46,357.47

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Solution

The fourth proportional to 105,530.04, 158,331.65 and 46,357.47 is: 69,552.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,530.04 : 158,331.65 = 46,357.47 : x
  2. Step 2: Convert to fraction form
    105,530.04/158,331.65 = 46,357.47/x
  3. Step 3: Cross multiply
    105,530.04x = 158,331.65 × 46,357.47
  4. Step 4: Simplify right side
    105,530.04x = 7,339,854,483.14
  5. Step 5: Solve for x
    x = 7,339,854,483.14/105,530.04
  6. Step 6: Final answer
    x = 69,552.28

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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.