Home / 74,425.32-102,681.54-46,120.68

Finding the Fourth Proportional to 74,425.32, 102,681.54 and 46,120.68

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Solution

The fourth proportional to 74,425.32, 102,681.54 and 46,120.68 is: 63,630.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,425.32 : 102,681.54 = 46,120.68 : x
  2. Step 2: Convert to fraction form
    74,425.32/102,681.54 = 46,120.68/x
  3. Step 3: Cross multiply
    74,425.32x = 102,681.54 × 46,120.68
  4. Step 4: Simplify right side
    74,425.32x = 4,735,742,448.25
  5. Step 5: Solve for x
    x = 4,735,742,448.25/74,425.32
  6. Step 6: Final answer
    x = 63,630.80

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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.