Home / 163,829.10-245,743.65-45,501.60

Finding the Fourth Proportional to 163,829.10, 245,743.65 and 45,501.60

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Solution

The fourth proportional to 163,829.10, 245,743.65 and 45,501.60 is: 68,252.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,829.10 : 245,743.65 = 45,501.60 : x
  2. Step 2: Convert to fraction form
    163,829.10/245,743.65 = 45,501.60/x
  3. Step 3: Cross multiply
    163,829.10x = 245,743.65 × 45,501.60
  4. Step 4: Simplify right side
    163,829.10x = 11,181,729,264.84
  5. Step 5: Solve for x
    x = 11,181,729,264.84/163,829.10
  6. Step 6: Final answer
    x = 68,252.40

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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.