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Finding the Fourth Proportional to 102,364.70, 153,547.05 and 94,070.30

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Solution

The fourth proportional to 102,364.70, 153,547.05 and 94,070.30 is: 141,105.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,364.70 : 153,547.05 = 94,070.30 : x
  2. Step 2: Convert to fraction form
    102,364.70/153,547.05 = 94,070.30/x
  3. Step 3: Cross multiply
    102,364.70x = 153,547.05 × 94,070.30
  4. Step 4: Simplify right side
    102,364.70x = 14,444,217,057.62
  5. Step 5: Solve for x
    x = 14,444,217,057.62/102,364.70
  6. Step 6: Final answer
    x = 141,105.45

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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.