Home / 145,007.41-217,590.40-56,264.42

Finding the Fourth Proportional to 145,007.41, 217,590.40 and 56,264.42

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Solution

The fourth proportional to 145,007.41, 217,590.40 and 56,264.42 is: 84,427.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,007.41 : 217,590.40 = 56,264.42 : x
  2. Step 2: Convert to fraction form
    145,007.41/217,590.40 = 56,264.42/x
  3. Step 3: Cross multiply
    145,007.41x = 217,590.40 × 56,264.42
  4. Step 4: Simplify right side
    145,007.41x = 12,242,597,653.57
  5. Step 5: Solve for x
    x = 12,242,597,653.57/145,007.41
  6. Step 6: Final answer
    x = 84,427.39

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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.