Home / 282,685.83-424,070.74-93,111.20

Finding the Fourth Proportional to 282,685.83, 424,070.74 and 93,111.20

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Solution

The fourth proportional to 282,685.83, 424,070.74 and 93,111.20 is: 139,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    282,685.83 : 424,070.74 = 93,111.20 : x
  2. Step 2: Convert to fraction form
    282,685.83/424,070.74 = 93,111.20/x
  3. Step 3: Cross multiply
    282,685.83x = 424,070.74 × 93,111.20
  4. Step 4: Simplify right side
    282,685.83x = 39,485,737,457.99
  5. Step 5: Solve for x
    x = 39,485,737,457.99/282,685.83
  6. Step 6: Final answer
    x = 139,680.64

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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.