Home / 46,931.45-70,397.42-11,871.14

Finding the Fourth Proportional to 46,931.45, 70,397.42 and 11,871.14

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Solution

The fourth proportional to 46,931.45, 70,397.42 and 11,871.14 is: 17,806.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,931.45 : 70,397.42 = 11,871.14 : x
  2. Step 2: Convert to fraction form
    46,931.45/70,397.42 = 11,871.14/x
  3. Step 3: Cross multiply
    46,931.45x = 70,397.42 × 11,871.14
  4. Step 4: Simplify right side
    46,931.45x = 835,697,657.10
  5. Step 5: Solve for x
    x = 835,697,657.10/46,931.45
  6. Step 6: Final answer
    x = 17,806.77

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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.