Home / 153,259.47-229,888.98-48,086.64

Finding the Fourth Proportional to 153,259.47, 229,888.98 and 48,086.64

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Solution

The fourth proportional to 153,259.47, 229,888.98 and 48,086.64 is: 72,129.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,259.47 : 229,888.98 = 48,086.64 : x
  2. Step 2: Convert to fraction form
    153,259.47/229,888.98 = 48,086.64/x
  3. Step 3: Cross multiply
    153,259.47x = 229,888.98 × 48,086.64
  4. Step 4: Simplify right side
    153,259.47x = 11,054,588,621.23
  5. Step 5: Solve for x
    x = 11,054,588,621.23/153,259.47
  6. Step 6: Final answer
    x = 72,129.89

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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.