Home / 99,599.51-137,447.35-54,277.53

Finding the Fourth Proportional to 99,599.51, 137,447.35 and 54,277.53

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Solution

The fourth proportional to 99,599.51, 137,447.35 and 54,277.53 is: 74,903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,599.51 : 137,447.35 = 54,277.53 : x
  2. Step 2: Convert to fraction form
    99,599.51/137,447.35 = 54,277.53/x
  3. Step 3: Cross multiply
    99,599.51x = 137,447.35 × 54,277.53
  4. Step 4: Simplify right side
    99,599.51x = 7,460,302,663.05
  5. Step 5: Solve for x
    x = 7,460,302,663.05/99,599.51
  6. Step 6: Final answer
    x = 74,903.01

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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.