Home / 160,334.52-221,263.74-99,929.58

Finding the Fourth Proportional to 160,334.52, 221,263.74 and 99,929.58

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Solution

The fourth proportional to 160,334.52, 221,263.74 and 99,929.58 is: 137,904.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,334.52 : 221,263.74 = 99,929.58 : x
  2. Step 2: Convert to fraction form
    160,334.52/221,263.74 = 99,929.58/x
  3. Step 3: Cross multiply
    160,334.52x = 221,263.74 × 99,929.58
  4. Step 4: Simplify right side
    160,334.52x = 22,110,792,607.43
  5. Step 5: Solve for x
    x = 22,110,792,607.43/160,334.52
  6. Step 6: Final answer
    x = 137,904.13

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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.