Home / 284,583.59-392,725.49-157,259.18

Finding the Fourth Proportional to 284,583.59, 392,725.49 and 157,259.18

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Solution

The fourth proportional to 284,583.59, 392,725.49 and 157,259.18 is: 217,017.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,583.59 : 392,725.49 = 157,259.18 : x
  2. Step 2: Convert to fraction form
    284,583.59/392,725.49 = 157,259.18/x
  3. Step 3: Cross multiply
    284,583.59x = 392,725.49 × 157,259.18
  4. Step 4: Simplify right side
    284,583.59x = 61,759,685,772.57
  5. Step 5: Solve for x
    x = 61,759,685,772.57/284,583.59
  6. Step 6: Final answer
    x = 217,017.74

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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.