Home / 107,020.02-147,681.91-58,619.45

Finding the Fourth Proportional to 107,020.02, 147,681.91 and 58,619.45

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Solution

The fourth proportional to 107,020.02, 147,681.91 and 58,619.45 is: 80,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,020.02 : 147,681.91 = 58,619.45 : x
  2. Step 2: Convert to fraction form
    107,020.02/147,681.91 = 58,619.45/x
  3. Step 3: Cross multiply
    107,020.02x = 147,681.91 × 58,619.45
  4. Step 4: Simplify right side
    107,020.02x = 8,657,031,454.19
  5. Step 5: Solve for x
    x = 8,657,031,454.19/107,020.02
  6. Step 6: Final answer
    x = 80,891.70

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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.