Home / 514,127.19-771,223.47-159,111.39

Finding the Fourth Proportional to 514,127.19, 771,223.47 and 159,111.39

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Solution

The fourth proportional to 514,127.19, 771,223.47 and 159,111.39 is: 238,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    514,127.19 : 771,223.47 = 159,111.39 : x
  2. Step 2: Convert to fraction form
    514,127.19/771,223.47 = 159,111.39/x
  3. Step 3: Cross multiply
    514,127.19x = 771,223.47 × 159,111.39
  4. Step 4: Simplify right side
    514,127.19x = 122,710,438,312.32
  5. Step 5: Solve for x
    x = 122,710,438,312.32/514,127.19
  6. Step 6: Final answer
    x = 238,677.20

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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.