Home / 95,430.54-143,123.94-42,855.06

Finding the Fourth Proportional to 95,430.54, 143,123.94 and 42,855.06

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Solution

The fourth proportional to 95,430.54, 143,123.94 and 42,855.06 is: 64,272.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,430.54 : 143,123.94 = 42,855.06 : x
  2. Step 2: Convert to fraction form
    95,430.54/143,123.94 = 42,855.06/x
  3. Step 3: Cross multiply
    95,430.54x = 143,123.94 × 42,855.06
  4. Step 4: Simplify right side
    95,430.54x = 6,133,585,036.14
  5. Step 5: Solve for x
    x = 6,133,585,036.14/95,430.54
  6. Step 6: Final answer
    x = 64,272.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.