Home / 94,921.13-130,993.80-52,482.40

Finding the Fourth Proportional to 94,921.13, 130,993.80 and 52,482.40

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Solution

The fourth proportional to 94,921.13, 130,993.80 and 52,482.40 is: 72,427.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,921.13 : 130,993.80 = 52,482.40 : x
  2. Step 2: Convert to fraction form
    94,921.13/130,993.80 = 52,482.40/x
  3. Step 3: Cross multiply
    94,921.13x = 130,993.80 × 52,482.40
  4. Step 4: Simplify right side
    94,921.13x = 6,874,869,009.12
  5. Step 5: Solve for x
    x = 6,874,869,009.12/94,921.13
  6. Step 6: Final answer
    x = 72,427.17

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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.