Home / 142,316.32-213,474.64-37,135.20

Finding the Fourth Proportional to 142,316.32, 213,474.64 and 37,135.20

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Solution

The fourth proportional to 142,316.32, 213,474.64 and 37,135.20 is: 55,702.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    142,316.32 : 213,474.64 = 37,135.20 : x
  2. Step 2: Convert to fraction form
    142,316.32/213,474.64 = 37,135.20/x
  3. Step 3: Cross multiply
    142,316.32x = 213,474.64 × 37,135.20
  4. Step 4: Simplify right side
    142,316.32x = 7,927,423,451.33
  5. Step 5: Solve for x
    x = 7,927,423,451.33/142,316.32
  6. Step 6: Final answer
    x = 55,702.84

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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.