Home / 229,177.08-316,267.74-127,209.11

Finding the Fourth Proportional to 229,177.08, 316,267.74 and 127,209.11

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Solution

The fourth proportional to 229,177.08, 316,267.74 and 127,209.11 is: 175,550.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,177.08 : 316,267.74 = 127,209.11 : x
  2. Step 2: Convert to fraction form
    229,177.08/316,267.74 = 127,209.11/x
  3. Step 3: Cross multiply
    229,177.08x = 316,267.74 × 127,209.11
  4. Step 4: Simplify right side
    229,177.08x = 40,232,136,145.77
  5. Step 5: Solve for x
    x = 40,232,136,145.77/229,177.08
  6. Step 6: Final answer
    x = 175,550.44

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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.