Home / 176,689.46-243,932.01-116,435.18

Finding the Fourth Proportional to 176,689.46, 243,932.01 and 116,435.18

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Solution

The fourth proportional to 176,689.46, 243,932.01 and 116,435.18 is: 160,746.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,689.46 : 243,932.01 = 116,435.18 : x
  2. Step 2: Convert to fraction form
    176,689.46/243,932.01 = 116,435.18/x
  3. Step 3: Cross multiply
    176,689.46x = 243,932.01 × 116,435.18
  4. Step 4: Simplify right side
    176,689.46x = 28,402,267,492.11
  5. Step 5: Solve for x
    x = 28,402,267,492.11/176,689.46
  6. Step 6: Final answer
    x = 160,746.81

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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.