Home / 106,442.58-146,885.76-61,089.06

Finding the Fourth Proportional to 106,442.58, 146,885.76 and 61,089.06

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Solution

The fourth proportional to 106,442.58, 146,885.76 and 61,089.06 is: 84,300.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,442.58 : 146,885.76 = 61,089.06 : x
  2. Step 2: Convert to fraction form
    106,442.58/146,885.76 = 61,089.06/x
  3. Step 3: Cross multiply
    106,442.58x = 146,885.76 × 61,089.06
  4. Step 4: Simplify right side
    106,442.58x = 8,973,113,005.79
  5. Step 5: Solve for x
    x = 8,973,113,005.79/106,442.58
  6. Step 6: Final answer
    x = 84,300.03

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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.