Home / 107,299.53-148,068.07-58,900.28

Finding the Fourth Proportional to 107,299.53, 148,068.07 and 58,900.28

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Solution

The fourth proportional to 107,299.53, 148,068.07 and 58,900.28 is: 81,279.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,299.53 : 148,068.07 = 58,900.28 : x
  2. Step 2: Convert to fraction form
    107,299.53/148,068.07 = 58,900.28/x
  3. Step 3: Cross multiply
    107,299.53x = 148,068.07 × 58,900.28
  4. Step 4: Simplify right side
    107,299.53x = 8,721,249,894.47
  5. Step 5: Solve for x
    x = 8,721,249,894.47/107,299.53
  6. Step 6: Final answer
    x = 81,279.48

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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.