Home / 157,585.32-235,148.90-140,601.57

Finding the Fourth Proportional to 157,585.32, 235,148.90 and 140,601.57

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Solution

The fourth proportional to 157,585.32, 235,148.90 and 140,601.57 is: 209,805.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,585.32 : 235,148.90 = 140,601.57 : x
  2. Step 2: Convert to fraction form
    157,585.32/235,148.90 = 140,601.57/x
  3. Step 3: Cross multiply
    157,585.32x = 235,148.90 × 140,601.57
  4. Step 4: Simplify right side
    157,585.32x = 33,062,303,820.77
  5. Step 5: Solve for x
    x = 33,062,303,820.77/157,585.32
  6. Step 6: Final answer
    x = 209,805.73

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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.