Home / 94,869.21-130,918.23-52,428.45

Finding the Fourth Proportional to 94,869.21, 130,918.23 and 52,428.45

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Solution

The fourth proportional to 94,869.21, 130,918.23 and 52,428.45 is: 72,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,869.21 : 130,918.23 = 52,428.45 : x
  2. Step 2: Convert to fraction form
    94,869.21/130,918.23 = 52,428.45/x
  3. Step 3: Cross multiply
    94,869.21x = 130,918.23 × 52,428.45
  4. Step 4: Simplify right side
    94,869.21x = 6,863,839,875.64
  5. Step 5: Solve for x
    x = 6,863,839,875.64/94,869.21
  6. Step 6: Final answer
    x = 72,350.55

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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.