Home / 148,051.95-204,312.29-80,068.92

Finding the Fourth Proportional to 148,051.95, 204,312.29 and 80,068.92

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Solution

The fourth proportional to 148,051.95, 204,312.29 and 80,068.92 is: 110,495.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,051.95 : 204,312.29 = 80,068.92 : x
  2. Step 2: Convert to fraction form
    148,051.95/204,312.29 = 80,068.92/x
  3. Step 3: Cross multiply
    148,051.95x = 204,312.29 × 80,068.92
  4. Step 4: Simplify right side
    148,051.95x = 16,359,064,403.03
  5. Step 5: Solve for x
    x = 16,359,064,403.03/148,051.95
  6. Step 6: Final answer
    x = 110,495.43

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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.