Home / 38,430.53-57,263.76-34,238.33

Finding the Fourth Proportional to 38,430.53, 57,263.76 and 34,238.33

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Solution

The fourth proportional to 38,430.53, 57,263.76 and 34,238.33 is: 51,017.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,430.53 : 57,263.76 = 34,238.33 : x
  2. Step 2: Convert to fraction form
    38,430.53/57,263.76 = 34,238.33/x
  3. Step 3: Cross multiply
    38,430.53x = 57,263.76 × 34,238.33
  4. Step 4: Simplify right side
    38,430.53x = 1,960,615,225.60
  5. Step 5: Solve for x
    x = 1,960,615,225.60/38,430.53
  6. Step 6: Final answer
    x = 51,017.12

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.