Home / 56,507.47-85,099.58-51,462.93

Finding the Fourth Proportional to 56,507.47, 85,099.58 and 51,462.93

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Solution

The fourth proportional to 56,507.47, 85,099.58 and 51,462.93 is: 77,502.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,507.47 : 85,099.58 = 51,462.93 : x
  2. Step 2: Convert to fraction form
    56,507.47/85,099.58 = 51,462.93/x
  3. Step 3: Cross multiply
    56,507.47x = 85,099.58 × 51,462.93
  4. Step 4: Simplify right side
    56,507.47x = 4,379,473,857.23
  5. Step 5: Solve for x
    x = 4,379,473,857.23/56,507.47
  6. Step 6: Final answer
    x = 77,502.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.