Home / 109,763.18-164,641.02-46,542.62

Finding the Fourth Proportional to 109,763.18, 164,641.02 and 46,542.62

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Solution

The fourth proportional to 109,763.18, 164,641.02 and 46,542.62 is: 69,812.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,763.18 : 164,641.02 = 46,542.62 : x
  2. Step 2: Convert to fraction form
    109,763.18/164,641.02 = 46,542.62/x
  3. Step 3: Cross multiply
    109,763.18x = 164,641.02 × 46,542.62
  4. Step 4: Simplify right side
    109,763.18x = 7,662,824,430.27
  5. Step 5: Solve for x
    x = 7,662,824,430.27/109,763.18
  6. Step 6: Final answer
    x = 69,812.34

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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.