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Finding the Fourth Proportional to 194,425.65, 291,571.65 and 94,521.47

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Solution

The fourth proportional to 194,425.65, 291,571.65 and 94,521.47 is: 141,749.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    194,425.65 : 291,571.65 = 94,521.47 : x
  2. Step 2: Convert to fraction form
    194,425.65/291,571.65 = 94,521.47/x
  3. Step 3: Cross multiply
    194,425.65x = 291,571.65 × 94,521.47
  4. Step 4: Simplify right side
    194,425.65x = 27,559,779,510.47
  5. Step 5: Solve for x
    x = 27,559,779,510.47/194,425.65
  6. Step 6: Final answer
    x = 141,749.71

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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.