Home / 163,572.96-245,385.36-51,244.32

Finding the Fourth Proportional to 163,572.96, 245,385.36 and 51,244.32

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Solution

The fourth proportional to 163,572.96, 245,385.36 and 51,244.32 is: 76,874.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,572.96 : 245,385.36 = 51,244.32 : x
  2. Step 2: Convert to fraction form
    163,572.96/245,385.36 = 51,244.32/x
  3. Step 3: Cross multiply
    163,572.96x = 245,385.36 × 51,244.32
  4. Step 4: Simplify right side
    163,572.96x = 12,574,605,911.16
  5. Step 5: Solve for x
    x = 12,574,605,911.16/163,572.96
  6. Step 6: Final answer
    x = 76,874.60

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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.