Home / 48,555.96-66,973.60-29,702.40

Finding the Fourth Proportional to 48,555.96, 66,973.60 and 29,702.40

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Solution

The fourth proportional to 48,555.96, 66,973.60 and 29,702.40 is: 40,968.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,555.96 : 66,973.60 = 29,702.40 : x
  2. Step 2: Convert to fraction form
    48,555.96/66,973.60 = 29,702.40/x
  3. Step 3: Cross multiply
    48,555.96x = 66,973.60 × 29,702.40
  4. Step 4: Simplify right side
    48,555.96x = 1,989,276,656.64
  5. Step 5: Solve for x
    x = 1,989,276,656.64/48,555.96
  6. Step 6: Final answer
    x = 40,968.74

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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.