Home / 219,100.02-302,276.98-161,877.16

Finding the Fourth Proportional to 219,100.02, 302,276.98 and 161,877.16

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Solution

The fourth proportional to 219,100.02, 302,276.98 and 161,877.16 is: 223,330.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,100.02 : 302,276.98 = 161,877.16 : x
  2. Step 2: Convert to fraction form
    219,100.02/302,276.98 = 161,877.16/x
  3. Step 3: Cross multiply
    219,100.02x = 302,276.98 × 161,877.16
  4. Step 4: Simplify right side
    219,100.02x = 48,931,739,055.78
  5. Step 5: Solve for x
    x = 48,931,739,055.78/219,100.02
  6. Step 6: Final answer
    x = 223,330.60

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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.