Home / 45,612.49-62,988.70-43,127.54

Finding the Fourth Proportional to 45,612.49, 62,988.70 and 43,127.54

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Solution

The fourth proportional to 45,612.49, 62,988.70 and 43,127.54 is: 59,557.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,612.49 : 62,988.70 = 43,127.54 : x
  2. Step 2: Convert to fraction form
    45,612.49/62,988.70 = 43,127.54/x
  3. Step 3: Cross multiply
    45,612.49x = 62,988.70 × 43,127.54
  4. Step 4: Simplify right side
    45,612.49x = 2,716,547,678.80
  5. Step 5: Solve for x
    x = 2,716,547,678.80/45,612.49
  6. Step 6: Final answer
    x = 59,557.11

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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.