Home / 109,030.50-163,545.75-29,068.72

Finding the Fourth Proportional to 109,030.50, 163,545.75 and 29,068.72

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Solution

The fourth proportional to 109,030.50, 163,545.75 and 29,068.72 is: 43,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,030.50 : 163,545.75 = 29,068.72 : x
  2. Step 2: Convert to fraction form
    109,030.50/163,545.75 = 29,068.72/x
  3. Step 3: Cross multiply
    109,030.50x = 163,545.75 × 29,068.72
  4. Step 4: Simplify right side
    109,030.50x = 4,754,065,205.08
  5. Step 5: Solve for x
    x = 4,754,065,205.08/109,030.50
  6. Step 6: Final answer
    x = 43,603.08

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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.