Home / 163,011.84-244,504.32-115,430.40

Finding the Fourth Proportional to 163,011.84, 244,504.32 and 115,430.40

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Solution

The fourth proportional to 163,011.84, 244,504.32 and 115,430.40 is: 173,136.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,011.84 : 244,504.32 = 115,430.40 : x
  2. Step 2: Convert to fraction form
    163,011.84/244,504.32 = 115,430.40/x
  3. Step 3: Cross multiply
    163,011.84x = 244,504.32 × 115,430.40
  4. Step 4: Simplify right side
    163,011.84x = 28,223,231,459.33
  5. Step 5: Solve for x
    x = 28,223,231,459.33/163,011.84
  6. Step 6: Final answer
    x = 173,136.08

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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.