Home / 151,665.30-227,497.95-128,045.70

Finding the Fourth Proportional to 151,665.30, 227,497.95 and 128,045.70

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Solution

The fourth proportional to 151,665.30, 227,497.95 and 128,045.70 is: 192,068.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,665.30 : 227,497.95 = 128,045.70 : x
  2. Step 2: Convert to fraction form
    151,665.30/227,497.95 = 128,045.70/x
  3. Step 3: Cross multiply
    151,665.30x = 227,497.95 × 128,045.70
  4. Step 4: Simplify right side
    151,665.30x = 29,130,134,256.32
  5. Step 5: Solve for x
    x = 29,130,134,256.32/151,665.30
  6. Step 6: Final answer
    x = 192,068.55

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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.