Home / 154,047.63-212,585.94-93,602.19

Finding the Fourth Proportional to 154,047.63, 212,585.94 and 93,602.19

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Solution

The fourth proportional to 154,047.63, 212,585.94 and 93,602.19 is: 129,171.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,047.63 : 212,585.94 = 93,602.19 : x
  2. Step 2: Convert to fraction form
    154,047.63/212,585.94 = 93,602.19/x
  3. Step 3: Cross multiply
    154,047.63x = 212,585.94 × 93,602.19
  4. Step 4: Simplify right side
    154,047.63x = 19,898,509,547.21
  5. Step 5: Solve for x
    x = 19,898,509,547.21/154,047.63
  6. Step 6: Final answer
    x = 129,171.15

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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.