Home / 118,669.03-163,763.46-64,957.46

Finding the Fourth Proportional to 118,669.03, 163,763.46 and 64,957.46

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Solution

The fourth proportional to 118,669.03, 163,763.46 and 64,957.46 is: 89,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,669.03 : 163,763.46 = 64,957.46 : x
  2. Step 2: Convert to fraction form
    118,669.03/163,763.46 = 64,957.46/x
  3. Step 3: Cross multiply
    118,669.03x = 163,763.46 × 64,957.46
  4. Step 4: Simplify right side
    118,669.03x = 10,637,657,583.59
  5. Step 5: Solve for x
    x = 10,637,657,583.59/118,669.03
  6. Step 6: Final answer
    x = 89,641.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.