Home / 235,386.51-324,826.55-133,421.36

Finding the Fourth Proportional to 235,386.51, 324,826.55 and 133,421.36

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Solution

The fourth proportional to 235,386.51, 324,826.55 and 133,421.36 is: 184,117.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,386.51 : 324,826.55 = 133,421.36 : x
  2. Step 2: Convert to fraction form
    235,386.51/324,826.55 = 133,421.36/x
  3. Step 3: Cross multiply
    235,386.51x = 324,826.55 × 133,421.36
  4. Step 4: Simplify right side
    235,386.51x = 43,338,797,773.87
  5. Step 5: Solve for x
    x = 43,338,797,773.87/235,386.51
  6. Step 6: Final answer
    x = 184,117.59

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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.