Home / 268,636.35-370,703.54-147,758.12

Finding the Fourth Proportional to 268,636.35, 370,703.54 and 147,758.12

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Solution

The fourth proportional to 268,636.35, 370,703.54 and 147,758.12 is: 203,898.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,636.35 : 370,703.54 = 147,758.12 : x
  2. Step 2: Convert to fraction form
    268,636.35/370,703.54 = 147,758.12/x
  3. Step 3: Cross multiply
    268,636.35x = 370,703.54 × 147,758.12
  4. Step 4: Simplify right side
    268,636.35x = 54,774,459,307.83
  5. Step 5: Solve for x
    x = 54,774,459,307.83/268,636.35
  6. Step 6: Final answer
    x = 203,898.17

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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.