Home / 60,368.16-90,531.74-20,916.07

Finding the Fourth Proportional to 60,368.16, 90,531.74 and 20,916.07

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Solution

The fourth proportional to 60,368.16, 90,531.74 and 20,916.07 is: 31,367.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,368.16 : 90,531.74 = 20,916.07 : x
  2. Step 2: Convert to fraction form
    60,368.16/90,531.74 = 20,916.07/x
  3. Step 3: Cross multiply
    60,368.16x = 90,531.74 × 20,916.07
  4. Step 4: Simplify right side
    60,368.16x = 1,893,567,880.15
  5. Step 5: Solve for x
    x = 1,893,567,880.15/60,368.16
  6. Step 6: Final answer
    x = 31,367.00

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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.