Home / 63,085.60-94,498.80-43,386.40

Finding the Fourth Proportional to 63,085.60, 94,498.80 and 43,386.40

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Solution

The fourth proportional to 63,085.60, 94,498.80 and 43,386.40 is: 64,990.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,085.60 : 94,498.80 = 43,386.40 : x
  2. Step 2: Convert to fraction form
    63,085.60/94,498.80 = 43,386.40/x
  3. Step 3: Cross multiply
    63,085.60x = 94,498.80 × 43,386.40
  4. Step 4: Simplify right side
    63,085.60x = 4,099,962,736.32
  5. Step 5: Solve for x
    x = 4,099,962,736.32/63,085.60
  6. Step 6: Final answer
    x = 64,990.47

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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.