Home / 74,599.08-102,923.54-42,328.36

Finding the Fourth Proportional to 74,599.08, 102,923.54 and 42,328.36

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Solution

The fourth proportional to 74,599.08, 102,923.54 and 42,328.36 is: 58,399.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,599.08 : 102,923.54 = 42,328.36 : x
  2. Step 2: Convert to fraction form
    74,599.08/102,923.54 = 42,328.36/x
  3. Step 3: Cross multiply
    74,599.08x = 102,923.54 × 42,328.36
  4. Step 4: Simplify right side
    74,599.08x = 4,356,584,653.59
  5. Step 5: Solve for x
    x = 4,356,584,653.59/74,599.08
  6. Step 6: Final answer
    x = 58,399.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.