Home / 34,875.08-48,128.56-18,960.62

Finding the Fourth Proportional to 34,875.08, 48,128.56 and 18,960.62

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Solution

The fourth proportional to 34,875.08, 48,128.56 and 18,960.62 is: 26,166.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,875.08 : 48,128.56 = 18,960.62 : x
  2. Step 2: Convert to fraction form
    34,875.08/48,128.56 = 18,960.62/x
  3. Step 3: Cross multiply
    34,875.08x = 48,128.56 × 18,960.62
  4. Step 4: Simplify right side
    34,875.08x = 912,547,337.31
  5. Step 5: Solve for x
    x = 912,547,337.31/34,875.08
  6. Step 6: Final answer
    x = 26,166.17

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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.