Home / 237,816.57-328,178.10-130,384.23

Finding the Fourth Proportional to 237,816.57, 328,178.10 and 130,384.23

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Solution

The fourth proportional to 237,816.57, 328,178.10 and 130,384.23 is: 179,925.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,816.57 : 328,178.10 = 130,384.23 : x
  2. Step 2: Convert to fraction form
    237,816.57/328,178.10 = 130,384.23/x
  3. Step 3: Cross multiply
    237,816.57x = 328,178.10 × 130,384.23
  4. Step 4: Simplify right side
    237,816.57x = 42,789,248,871.36
  5. Step 5: Solve for x
    x = 42,789,248,871.36/237,816.57
  6. Step 6: Final answer
    x = 179,925.43

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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.