Home / 158,420.60-237,628.67-38,478.36

Finding the Fourth Proportional to 158,420.60, 237,628.67 and 38,478.36

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Solution

The fourth proportional to 158,420.60, 237,628.67 and 38,478.36 is: 57,717.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,420.60 : 237,628.67 = 38,478.36 : x
  2. Step 2: Convert to fraction form
    158,420.60/237,628.67 = 38,478.36/x
  3. Step 3: Cross multiply
    158,420.60x = 237,628.67 × 38,478.36
  4. Step 4: Simplify right side
    158,420.60x = 9,143,561,318.19
  5. Step 5: Solve for x
    x = 9,143,561,318.19/158,420.60
  6. Step 6: Final answer
    x = 57,717.00

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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.