Home / 277,223.16-382,567.40-156,364.08

Finding the Fourth Proportional to 277,223.16, 382,567.40 and 156,364.08

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Solution

The fourth proportional to 277,223.16, 382,567.40 and 156,364.08 is: 215,782.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,223.16 : 382,567.40 = 156,364.08 : x
  2. Step 2: Convert to fraction form
    277,223.16/382,567.40 = 156,364.08/x
  3. Step 3: Cross multiply
    277,223.16x = 382,567.40 × 156,364.08
  4. Step 4: Simplify right side
    277,223.16x = 59,819,799,538.99
  5. Step 5: Solve for x
    x = 59,819,799,538.99/277,223.16
  6. Step 6: Final answer
    x = 215,782.11

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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.