Home / 53,505.93-80,239.95-15,547.30

Finding the Fourth Proportional to 53,505.93, 80,239.95 and 15,547.30

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Solution

The fourth proportional to 53,505.93, 80,239.95 and 15,547.30 is: 23,315.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,505.93 : 80,239.95 = 15,547.30 : x
  2. Step 2: Convert to fraction form
    53,505.93/80,239.95 = 15,547.30/x
  3. Step 3: Cross multiply
    53,505.93x = 80,239.95 × 15,547.30
  4. Step 4: Simplify right side
    53,505.93x = 1,247,514,574.64
  5. Step 5: Solve for x
    x = 1,247,514,574.64/53,505.93
  6. Step 6: Final answer
    x = 23,315.45

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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.