Home / 108,417.55-149,613.84-59,359.07

Finding the Fourth Proportional to 108,417.55, 149,613.84 and 59,359.07

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Solution

The fourth proportional to 108,417.55, 149,613.84 and 59,359.07 is: 81,914.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,417.55 : 149,613.84 = 59,359.07 : x
  2. Step 2: Convert to fraction form
    108,417.55/149,613.84 = 59,359.07/x
  3. Step 3: Cross multiply
    108,417.55x = 149,613.84 × 59,359.07
  4. Step 4: Simplify right side
    108,417.55x = 8,880,938,401.53
  5. Step 5: Solve for x
    x = 8,880,938,401.53/108,417.55
  6. Step 6: Final answer
    x = 81,914.21

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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.