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Finding the Fourth Proportional to 58,895.40, 88,343.10 and 57,923.40

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Solution

The fourth proportional to 58,895.40, 88,343.10 and 57,923.40 is: 86,885.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,895.40 : 88,343.10 = 57,923.40 : x
  2. Step 2: Convert to fraction form
    58,895.40/88,343.10 = 57,923.40/x
  3. Step 3: Cross multiply
    58,895.40x = 88,343.10 × 57,923.40
  4. Step 4: Simplify right side
    58,895.40x = 5,117,132,718.54
  5. Step 5: Solve for x
    x = 5,117,132,718.54/58,895.40
  6. Step 6: Final answer
    x = 86,885.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.