Home / 42,370.00-63,555.08-17,392.64

Finding the Fourth Proportional to 42,370.00, 63,555.08 and 17,392.64

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Solution

The fourth proportional to 42,370.00, 63,555.08 and 17,392.64 is: 26,088.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,370.00 : 63,555.08 = 17,392.64 : x
  2. Step 2: Convert to fraction form
    42,370.00/63,555.08 = 17,392.64/x
  3. Step 3: Cross multiply
    42,370.00x = 63,555.08 × 17,392.64
  4. Step 4: Simplify right side
    42,370.00x = 1,105,390,221.87
  5. Step 5: Solve for x
    x = 1,105,390,221.87/42,370.00
  6. Step 6: Final answer
    x = 26,088.98

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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.