Home / 157,022.30-235,345.86-57,065.46

Finding the Fourth Proportional to 157,022.30, 235,345.86 and 57,065.46

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Solution

The fourth proportional to 157,022.30, 235,345.86 and 57,065.46 is: 85,530.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,022.30 : 235,345.86 = 57,065.46 : x
  2. Step 2: Convert to fraction form
    157,022.30/235,345.86 = 57,065.46/x
  3. Step 3: Cross multiply
    157,022.30x = 235,345.86 × 57,065.46
  4. Step 4: Simplify right side
    157,022.30x = 13,430,119,760.00
  5. Step 5: Solve for x
    x = 13,430,119,760.00/157,022.30
  6. Step 6: Final answer
    x = 85,530.02

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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.