Home / 277,570.06-383,045.16-156,710.23

Finding the Fourth Proportional to 277,570.06, 383,045.16 and 156,710.23

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Solution

The fourth proportional to 277,570.06, 383,045.16 and 156,710.23 is: 216,259.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,570.06 : 383,045.16 = 156,710.23 : x
  2. Step 2: Convert to fraction form
    277,570.06/383,045.16 = 156,710.23/x
  3. Step 3: Cross multiply
    277,570.06x = 383,045.16 × 156,710.23
  4. Step 4: Simplify right side
    277,570.06x = 60,027,095,123.99
  5. Step 5: Solve for x
    x = 60,027,095,123.99/277,570.06
  6. Step 6: Final answer
    x = 216,259.26

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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.