Home / 42,683.40-58,875.60-25,916.40

Finding the Fourth Proportional to 42,683.40, 58,875.60 and 25,916.40

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Solution

The fourth proportional to 42,683.40, 58,875.60 and 25,916.40 is: 35,747.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,683.40 : 58,875.60 = 25,916.40 : x
  2. Step 2: Convert to fraction form
    42,683.40/58,875.60 = 25,916.40/x
  3. Step 3: Cross multiply
    42,683.40x = 58,875.60 × 25,916.40
  4. Step 4: Simplify right side
    42,683.40x = 1,525,843,599.84
  5. Step 5: Solve for x
    x = 1,525,843,599.84/42,683.40
  6. Step 6: Final answer
    x = 35,747.94

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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.