Home / 99,598.08-137,444.10-54,278.04

Finding the Fourth Proportional to 99,598.08, 137,444.10 and 54,278.04

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Solution

The fourth proportional to 99,598.08, 137,444.10 and 54,278.04 is: 74,903.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,598.08 : 137,444.10 = 54,278.04 : x
  2. Step 2: Convert to fraction form
    99,598.08/137,444.10 = 54,278.04/x
  3. Step 3: Cross multiply
    99,598.08x = 137,444.10 × 54,278.04
  4. Step 4: Simplify right side
    99,598.08x = 7,460,196,357.56
  5. Step 5: Solve for x
    x = 7,460,196,357.56/99,598.08
  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.