Home / 209,088.95-288,541.98-113,594.81

Finding the Fourth Proportional to 209,088.95, 288,541.98 and 113,594.81

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Solution

The fourth proportional to 209,088.95, 288,541.98 and 113,594.81 is: 156,760.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    209,088.95 : 288,541.98 = 113,594.81 : x
  2. Step 2: Convert to fraction form
    209,088.95/288,541.98 = 113,594.81/x
  3. Step 3: Cross multiply
    209,088.95x = 288,541.98 × 113,594.81
  4. Step 4: Simplify right side
    209,088.95x = 32,776,869,952.41
  5. Step 5: Solve for x
    x = 32,776,869,952.41/209,088.95
  6. Step 6: Final answer
    x = 156,760.42

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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.