Home / 163,412.77-245,133.27-45,084.11

Finding the Fourth Proportional to 163,412.77, 245,133.27 and 45,084.11

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Solution

The fourth proportional to 163,412.77, 245,133.27 and 45,084.11 is: 67,630.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,412.77 : 245,133.27 = 45,084.11 : x
  2. Step 2: Convert to fraction form
    163,412.77/245,133.27 = 45,084.11/x
  3. Step 3: Cross multiply
    163,412.77x = 245,133.27 × 45,084.11
  4. Step 4: Simplify right side
    163,412.77x = 11,051,615,309.34
  5. Step 5: Solve for x
    x = 11,051,615,309.34/163,412.77
  6. Step 6: Final answer
    x = 67,630.06

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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.