Home / 113,582.13-156,597.78-93,088.77

Finding the Fourth Proportional to 113,582.13, 156,597.78 and 93,088.77

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Solution

The fourth proportional to 113,582.13, 156,597.78 and 93,088.77 is: 128,343.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,582.13 : 156,597.78 = 93,088.77 : x
  2. Step 2: Convert to fraction form
    113,582.13/156,597.78 = 93,088.77/x
  3. Step 3: Cross multiply
    113,582.13x = 156,597.78 × 93,088.77
  4. Step 4: Simplify right side
    113,582.13x = 14,577,494,724.93
  5. Step 5: Solve for x
    x = 14,577,494,724.93/113,582.13
  6. Step 6: Final answer
    x = 128,343.21

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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.