Home / 163,931.46-226,223.19-92,312.34

Finding the Fourth Proportional to 163,931.46, 226,223.19 and 92,312.34

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Solution

The fourth proportional to 163,931.46, 226,223.19 and 92,312.34 is: 127,389.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    163,931.46 : 226,223.19 = 92,312.34 : x
  2. Step 2: Convert to fraction form
    163,931.46/226,223.19 = 92,312.34/x
  3. Step 3: Cross multiply
    163,931.46x = 226,223.19 × 92,312.34
  4. Step 4: Simplify right side
    163,931.46x = 20,883,192,031.16
  5. Step 5: Solve for x
    x = 20,883,192,031.16/163,931.46
  6. Step 6: Final answer
    x = 127,389.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.