Home / 118,569.50-163,621.77-67,598.65

Finding the Fourth Proportional to 118,569.50, 163,621.77 and 67,598.65

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Solution

The fourth proportional to 118,569.50, 163,621.77 and 67,598.65 is: 93,283.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,569.50 : 163,621.77 = 67,598.65 : x
  2. Step 2: Convert to fraction form
    118,569.50/163,621.77 = 67,598.65/x
  3. Step 3: Cross multiply
    118,569.50x = 163,621.77 × 67,598.65
  4. Step 4: Simplify right side
    118,569.50x = 11,060,610,762.61
  5. Step 5: Solve for x
    x = 11,060,610,762.61/118,569.50
  6. Step 6: Final answer
    x = 93,283.78

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1.5x scale

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.