Home / 45,946.10-68,931.15-14,782.10

Finding the Fourth Proportional to 45,946.10, 68,931.15 and 14,782.10

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Solution

The fourth proportional to 45,946.10, 68,931.15 and 14,782.10 is: 22,177.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,946.10 : 68,931.15 = 14,782.10 : x
  2. Step 2: Convert to fraction form
    45,946.10/68,931.15 = 14,782.10/x
  3. Step 3: Cross multiply
    45,946.10x = 68,931.15 × 14,782.10
  4. Step 4: Simplify right side
    45,946.10x = 1,018,947,152.42
  5. Step 5: Solve for x
    x = 1,018,947,152.42/45,946.10
  6. Step 6: Final answer
    x = 22,177.01

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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.