Home / 86,946.66-130,438.70-26,973.94

Finding the Fourth Proportional to 86,946.66, 130,438.70 and 26,973.94

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Solution

The fourth proportional to 86,946.66, 130,438.70 and 26,973.94 is: 40,466.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,946.66 : 130,438.70 = 26,973.94 : x
  2. Step 2: Convert to fraction form
    86,946.66/130,438.70 = 26,973.94/x
  3. Step 3: Cross multiply
    86,946.66x = 130,438.70 × 26,973.94
  4. Step 4: Simplify right side
    86,946.66x = 3,518,445,667.48
  5. Step 5: Solve for x
    x = 3,518,445,667.48/86,946.66
  6. Step 6: Final answer
    x = 40,466.71

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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.