Home / 111,267.80-153,548.56-60,279.36

Finding the Fourth Proportional to 111,267.80, 153,548.56 and 60,279.36

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Solution

The fourth proportional to 111,267.80, 153,548.56 and 60,279.36 is: 83,184.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,267.80 : 153,548.56 = 60,279.36 : x
  2. Step 2: Convert to fraction form
    111,267.80/153,548.56 = 60,279.36/x
  3. Step 3: Cross multiply
    111,267.80x = 153,548.56 × 60,279.36
  4. Step 4: Simplify right side
    111,267.80x = 9,255,808,925.72
  5. Step 5: Solve for x
    x = 9,255,808,925.72/111,267.80
  6. Step 6: Final answer
    x = 83,184.97

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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.