Home / 86,898.17-119,929.55-52,926.59

Finding the Fourth Proportional to 86,898.17, 119,929.55 and 52,926.59

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Solution

The fourth proportional to 86,898.17, 119,929.55 and 52,926.59 is: 73,044.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,898.17 : 119,929.55 = 52,926.59 : x
  2. Step 2: Convert to fraction form
    86,898.17/119,929.55 = 52,926.59/x
  3. Step 3: Cross multiply
    86,898.17x = 119,929.55 × 52,926.59
  4. Step 4: Simplify right side
    86,898.17x = 6,347,461,257.45
  5. Step 5: Solve for x
    x = 6,347,461,257.45/86,898.17
  6. Step 6: Final answer
    x = 73,044.83

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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.