Home / 116,881.92-175,271.04-72,506.88

Finding the Fourth Proportional to 116,881.92, 175,271.04 and 72,506.88

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Solution

The fourth proportional to 116,881.92, 175,271.04 and 72,506.88 is: 108,728.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,881.92 : 175,271.04 = 72,506.88 : x
  2. Step 2: Convert to fraction form
    116,881.92/175,271.04 = 72,506.88/x
  3. Step 3: Cross multiply
    116,881.92x = 175,271.04 × 72,506.88
  4. Step 4: Simplify right side
    116,881.92x = 12,708,356,264.76
  5. Step 5: Solve for x
    x = 12,708,356,264.76/116,881.92
  6. Step 6: Final answer
    x = 108,728.16

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1.5x scale

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.