Home / 157,022.55-235,346.23-57,065.71

Finding the Fourth Proportional to 157,022.55, 235,346.23 and 57,065.71

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Solution

The fourth proportional to 157,022.55, 235,346.23 and 57,065.71 is: 85,530.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,022.55 : 235,346.23 = 57,065.71 : x
  2. Step 2: Convert to fraction form
    157,022.55/235,346.23 = 57,065.71/x
  3. Step 3: Cross multiply
    157,022.55x = 235,346.23 × 57,065.71
  4. Step 4: Simplify right side
    157,022.55x = 13,430,199,710.77
  5. Step 5: Solve for x
    x = 13,430,199,710.77/157,022.55
  6. Step 6: Final answer
    x = 85,530.39

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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.