Home / 69,547.02-95,979.65-39,332.35

Finding the Fourth Proportional to 69,547.02, 95,979.65 and 39,332.35

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Solution

The fourth proportional to 69,547.02, 95,979.65 and 39,332.35 is: 54,281.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,547.02 : 95,979.65 = 39,332.35 : x
  2. Step 2: Convert to fraction form
    69,547.02/95,979.65 = 39,332.35/x
  3. Step 3: Cross multiply
    69,547.02x = 95,979.65 × 39,332.35
  4. Step 4: Simplify right side
    69,547.02x = 3,775,105,186.68
  5. Step 5: Solve for x
    x = 3,775,105,186.68/69,547.02
  6. Step 6: Final answer
    x = 54,281.34

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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.