Home / 94,445.10-141,339.60-64,920.60

Finding the Fourth Proportional to 94,445.10, 141,339.60 and 64,920.60

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Solution

The fourth proportional to 94,445.10, 141,339.60 and 64,920.60 is: 97,155.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,445.10 : 141,339.60 = 64,920.60 : x
  2. Step 2: Convert to fraction form
    94,445.10/141,339.60 = 64,920.60/x
  3. Step 3: Cross multiply
    94,445.10x = 141,339.60 × 64,920.60
  4. Step 4: Simplify right side
    94,445.10x = 9,175,851,635.76
  5. Step 5: Solve for x
    x = 9,175,851,635.76/94,445.10
  6. Step 6: Final answer
    x = 97,155.40

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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.