Home / 85,909.02-118,555.83-48,182.46

Finding the Fourth Proportional to 85,909.02, 118,555.83 and 48,182.46

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Solution

The fourth proportional to 85,909.02, 118,555.83 and 48,182.46 is: 66,492.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,909.02 : 118,555.83 = 48,182.46 : x
  2. Step 2: Convert to fraction form
    85,909.02/118,555.83 = 48,182.46/x
  3. Step 3: Cross multiply
    85,909.02x = 118,555.83 × 48,182.46
  4. Step 4: Simplify right side
    85,909.02x = 5,712,311,536.74
  5. Step 5: Solve for x
    x = 5,712,311,536.74/85,909.02
  6. Step 6: Final answer
    x = 66,492.57

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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.