Home / 160,436.49-221,332.84-96,738.90

Finding the Fourth Proportional to 160,436.49, 221,332.84 and 96,738.90

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Solution

The fourth proportional to 160,436.49, 221,332.84 and 96,738.90 is: 133,457.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,436.49 : 221,332.84 = 96,738.90 : x
  2. Step 2: Convert to fraction form
    160,436.49/221,332.84 = 96,738.90/x
  3. Step 3: Cross multiply
    160,436.49x = 221,332.84 × 96,738.90
  4. Step 4: Simplify right side
    160,436.49x = 21,411,495,475.48
  5. Step 5: Solve for x
    x = 21,411,495,475.48/160,436.49
  6. Step 6: Final answer
    x = 133,457.77

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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.