Home / 74,888.02-112,300.80-30,484.63

Finding the Fourth Proportional to 74,888.02, 112,300.80 and 30,484.63

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Solution

The fourth proportional to 74,888.02, 112,300.80 and 30,484.63 is: 45,714.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,888.02 : 112,300.80 = 30,484.63 : x
  2. Step 2: Convert to fraction form
    74,888.02/112,300.80 = 30,484.63/x
  3. Step 3: Cross multiply
    74,888.02x = 112,300.80 × 30,484.63
  4. Step 4: Simplify right side
    74,888.02x = 3,423,448,336.70
  5. Step 5: Solve for x
    x = 3,423,448,336.70/74,888.02
  6. Step 6: Final answer
    x = 45,714.23

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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.