Home / 153,278.04-211,529.64-92,814.48

Finding the Fourth Proportional to 153,278.04, 211,529.64 and 92,814.48

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Solution

The fourth proportional to 153,278.04, 211,529.64 and 92,814.48 is: 128,087.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,278.04 : 211,529.64 = 92,814.48 : x
  2. Step 2: Convert to fraction form
    153,278.04/211,529.64 = 92,814.48/x
  3. Step 3: Cross multiply
    153,278.04x = 211,529.64 × 92,814.48
  4. Step 4: Simplify right side
    153,278.04x = 19,633,013,541.19
  5. Step 5: Solve for x
    x = 19,633,013,541.19/153,278.04
  6. Step 6: Final answer
    x = 128,087.58

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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.